1 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
3 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
4 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
6 offset if eliminating soft frame pointer.
7 * config/spu/spu.md (stack_protect_set, stack_protect_test)
8 (stack_protect_test_si): Add initial machine description
9 for Stack Smashing Protector
11 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14 * c-common.c (min_precision): Move to...
15 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
16 * tree.h (tree_int_cst_min_precision): Declare.
17 * c-common.h (min_precision): Delete declaration.
18 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
19 multiplication of non-negative integer constants.
20 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
21 tree_int_cst_min_precision.
22 (finish_enum): Likewise.
24 2008-10-29 Joseph Myers <joseph@codesourcery.com>
27 * convert.c (convert_to_real): Do not optimize conversions of
28 binary arithmetic operations between binary and decimal
29 floating-point types. Consider mode of target type in determining
30 decimal type for arithmetic. Unless
31 flag_unsafe_math_optimizations, do not optimize binary conversions
32 where this may change rounding behavior.
33 * real.c (real_can_shorten_arithmetic): New.
34 * real.h (real_can_shorten_arithmetic): Declare.
36 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
38 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
39 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
40 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
42 (must_save_p): For some workarounds, interrupts need to clobber a
44 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
45 and LC1 for WA_05000257.
46 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
47 WA_05000283 and WA_05000315.
48 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
49 (movbi): Add alternative to set CC to 1; improve code for setting
51 (dummy_load): New pattern.
53 2008-10-29 Jakub Jelinek <jakub@redhat.com>
56 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
57 BLKmode for non-memory, convert using a wider MODE_INT mode
61 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
62 that haven't been removed yet.
64 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
66 * config/bfin/bfin.c (struct machine_function): New member
68 (bfin_expand_movmem): Set it when generating memcpy insns.
69 (n_regs_saved_by_prologue, expand_prologue_reg_save,
70 expand_epilogue_reg_restore): If we have hardware loops,
71 memcpy insns (indicated by has_loopreg_clobber) or function
72 calls, we need to save the loop registers.
74 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
76 * config/i386/i386.c (core2_cost): Fix typos in comments.
78 2008-10-28 Jakub Jelinek <jakub@redhat.com>
81 * combine.c (make_compound_operation): Don't call make_extraction with
83 (simplify_shift_const_1): Canonicalize count even if complement_p.
85 2008-10-28 Joseph Myers <joseph@codesourcery.com>
87 * convert.c (strip_float_extensions): Do not remove or introduce
88 conversions between binary and decimal floating-point types.
90 2008-10-28 Jakub Jelinek <jakub@redhat.com>
93 * fold-const.c (distribute_bit_expr): Convert common, left and
94 right arguments to type.
96 2008-10-28 Nick Clifton <nickc@redhat.com>
98 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
99 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
100 call_really_used_regs array rather than the call_used_regs array.
101 (mn10300_get_live_callee_saved_regs, expand_prologue,
102 expand_epilogue, output_tst): Likewise.
104 2008-10-27 Jakub Jelinek <jakub@redhat.com>
107 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
108 (df_get_entry_block_def_set): Neither here.
109 (df_get_regular_block_artificial_uses): Add EH_USES registers.
111 PR tree-optimization/37879
112 * predict.c (tree_estimate_probability): Check if last_stmt is
113 non-NULL before dereferencing it.
115 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
117 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
118 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
119 (ira_fast_allocation): Remove the prototype.
121 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
122 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
123 (color_pass): Modify the updated costs.
124 (ira_color): Rename to color. Make it static.
125 (ira_fast_allocation): Rename to fast_allocation. Make it static.
126 (ira_color): New function.
128 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
131 * ira-lives.c (last_call_num, allocno_saved_at_call): New
133 (set_allocno_live, clear_allocno_live, mark_ref_live,
134 mark_ref_dead): Invalidate corresponding element of
135 allocno_saved_at_call.
136 (process_bb_node_lives): Increment last_call_num. Setup
137 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
138 allocno was already saved.
139 (ira_create_allocno_live_ranges): Initiate last_call_num and
140 allocno_saved_at_call.
142 * ira-build.c (ira_create_allocno): Initiate
143 ALLOCNO_UPDATED_COVER_CLASS_COST.
144 (create_cap_allocno, propagate_allocno_info,
145 remove_unnecessary_allocnos): Remove setting updated costs.
146 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
148 * ira.c (ira): Don't call ira_fast_allocation.
150 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
153 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
156 * ira-conflicts.c (process_regs_for_copy): Remove class subset
159 * ira-int.h (ira_hard_regno_cover_class): New.
161 * ira-lives.c (mark_reg_live, mark_reg_dead,
162 process_bb_node_lives): Use ira_hard_regno_cover_class.
164 * ira.c (reg_class ira_hard_regno_cover_class): New global
166 (setup_hard_regno_cover_class): New function.
167 (ira_init): Call setup_hard_regno_cover_class.
169 * ira-costs.c (cost_class_nums): Add comment.
170 (find_allocno_class_costs): Initiate cost_class_nums.
171 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
173 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
176 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
177 Rename to copy_info_to_removed_store_destinations. Propagate
178 conflict hard regs and register stack attribute.
180 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
183 * pa.c (function_arg_padding): Pad complex and vector types upward in
185 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
187 2008-10-26 Matthias Klose <doko@ubuntu.com>
189 * doc/install.texi: Document requirements on antlr.
191 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
193 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
196 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
199 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
200 is defined, use it to modify the constant offset.
202 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
204 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
205 and short arguments to the correct location as mandated by the
208 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
210 PR rtl-optimization/37769
211 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
213 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
215 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
216 unwind-dw2-Os-4-200.o.
218 2008-10-24 Joseph Myers <joseph@codesourcery.com>
220 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
221 (convert_for_assignment): Remove ic_argpass_nonproto cases.
223 2008-10-24 Jakub Jelinek <jakub@redhat.com>
225 PR tree-optimization/36038
226 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
227 add sizetype IV with initial value zero instead of pointer type.
229 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
232 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
233 around bit operation.
234 * profile.c (is_edge_inconsistent): Likewise.
235 * fold-const.c (truth_value_p): Move from here...
236 * tree.h (truth_value_p): ... to here.
237 * c-tree.h (c_expr): Update description of original_code.
238 * c-typeck.c (parser_build_unary_op): Set original_code.
239 (parser_build_binary_op): Update call to warn_about_parentheses.
240 * c-common.c (warn_about_parentheses): Take two additional
241 arguments of the operands. Use a switch. Quote operators
242 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
243 Add warning about !x | y and !x & y.
244 * c-common.h (warn_about_parentheses): Update declaration.
246 2008-10-24 Jakub Jelinek <jakub@redhat.com>
248 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
249 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
250 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
252 (check-subtargets, check-%-subtargets, check-parallel-%): New
254 (check-%): For test targets listed in lang_checks_parallelized
255 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
256 run the testing in multiple make goals, possibly parallel, and
257 afterwards run dg-extract-results.sh to merge the sum and log files.
259 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
261 * config/mips/mips.c (mips_canonicalize_move_class): New function.
262 (mips_move_to_gpr_cost): Likewise.
263 (mips_move_from_gpr_cost): Likewise.
264 (mips_register_move_cost): Make more fine-grained.
266 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
268 * graphite.c (graphite_apply_transformations): Check for
270 * toplev.c (process_options): Add graphite_identity.
271 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
273 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
275 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
276 mulhisihl and mulhisihh builtins.
278 From Jie Zhang <jie.zhang@analog.com>
279 * config/bfin/bfin.md (composev2hi): Put operands into vector
282 2008-10-22 Chao-ying Fu <fu@mips.com>
284 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
286 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
288 From Mike Frysinger <michael.frysinger@analog.com>
289 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
290 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
291 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
292 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
293 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
294 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
295 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
296 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
297 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
298 __ADSPBF51x__ for all of them.
299 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
300 -mcpu bf512, bf514, bf516, and bf518.
301 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
302 bf512-none, bf514-none, bf516-none, and bf518-none.
303 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
304 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
305 * doc/invoke.texi (Blackfin Options): Document that
306 -mcpu now accepts bf512, bf514, bf516, and bf518.
308 2008-10-22 Jakub Jelinek <jakub@redhat.com>
311 * fold-const.c (build_range_type): For 1 .. signed_max
312 range call build_nonstandard_inter_type if signed_type_for
313 returned a type with bigger precision.
315 2008-10-22 Richard Guenther <rguenther@suse.de>
317 * tree.def (COMPLEX_TYPE): Constrain element type.
318 * tree.c (build_complex_type): Assert that.
319 * tree-ssa-structalias.c (could_have_pointers): Complex types
320 cannot have pointers.
322 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
325 * c-typeck.c (convert_for_assignment): Do not give declaration's
326 location for builtins. Spell out which type was expected and which
329 2008-10-22 Nick Clifton <nickc@redhat.com>
331 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
332 the fdpic register to be a target when running in fdpic mode.
334 2008-10-22 Rafael Espindola <espindola@google.com>
336 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
337 newly created statements.
339 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
342 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
343 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
344 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
346 2008-10-22 Jakub Jelinek <jakub@redhat.com>
349 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
350 Adjust -mcmodel=medium description for 2005-07-31 changes.
352 2008-10-22 Jan Hubicka <jh@suse.cz>
353 Jakub Jelinek <jakub@redhat.com>
356 * doc/invoke.texi: Remove references to obsoleted -d dumps.
358 2008-10-21 Richard Henderson <rth@redhat.com>
361 * emit-rtl.c (get_spill_slot_decl): Export.
362 * emit-rtl.h (get_spill_slot_decl): Declare.
363 * var-tracking.c (vt_add_function_parameters): Relax assertion
364 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
366 2008-10-21 Bob Wilson <bob.wilson@acm.org>
368 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
369 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
372 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
375 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
376 processed by get_maxval_strlen.
378 2008-10-21 David Edelsohn <edelsohn@gnu.org>
381 * tree.c (get_file_function_name): Copy first_global_object_name.
382 Centralize call to clean_symbol_name.
384 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
386 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
387 * config/svr4.h (SVR4_ASM_SPEC): New.
388 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
389 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
391 * doc/invoke.texi (Option Summary): Add -T to linker options.
392 (Link Options): Document -T.
394 2008-10-21 Jakub Jelinek <jakub@redhat.com>
396 * tree-inline.c (tree_inlinable_function_p): Remove tuples
399 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
403 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
405 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
407 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
410 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
412 * doc/install.texi: Fix typos in previous patch.
414 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
416 * doc/install.texi: Document in-tree building of gcc and mpfr.
418 2008-10-19 Richard Guenther <rguenther@suse.de>
420 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
422 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
425 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
427 (build_enumerator): Convert enumerators that fit in integer to
430 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
432 * config/i386/i386.md (unnamed peephole2): Do not force memory
433 operands of arith or logical instructions into registers for
434 non-TARGET_READ_MODIFY targets.
436 (ffs_cmove): Change operand 0 predicate to register_operand.
437 Change operand 1 predicate to nonimmediate_operand.
439 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
441 2008-10-18 Richard Guenther <rguenther@suse.de>
443 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
444 VIEW_CONVERT_EXPR case against invalid gimple.
446 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
448 * c-parser.c (c_parser_binary_expression): Silence the
449 uninitialized variable warning emitted for binary_loc.
451 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
453 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
456 2008-10-16 Joseph Myers <joseph@codesourcery.com>
459 * c-typeck.c (build_unary_op): Use omit_one_operand for
460 IMAGPART_EXPR of real argument.
462 2008-10-16 Jakub Jelinek <jakub@redhat.com>
464 PR tree-optimization/37664
465 * fold-const.c (fold_binary): When optimizing comparison with
466 highest or lowest type's value, don't consider TREE_OVERFLOW.
468 2008-10-16 David Edelsohn <edelsohn@gnu.org>
471 * Makefile.in (coverage.o): Depend on $(TM_P_H).
472 * coverage.c: Include tm_p.h.
473 * config/rs6000/x-aix (jc1): Override LDFLAGS.
474 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
475 dollar signs from PREFIX.
476 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
477 instead of manual strip_name_encoding.
479 2008-10-16 Richard Guenther <rguenther@suse.de>
482 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
483 volatile qualified functions or methods as relevant.
485 2008-10-16 Jakub Jelinek <jakub@redhat.com>
487 PR tree-optimization/37525
488 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
489 sizetype unsigned constants, both in the case of C and bounds.
491 2008-10-15 Jan Hubicka <jh@suse.cz>
493 * ira-emit.c (change_regs): Return false when replacing reg by
496 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
499 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
500 HARD_REGNO_CALL_PART_CLOBBERED.
502 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
505 * ira-lives.c (mark_early_clobbers): Remove.
506 (make_pseudo_conflict, check_and_make_def_use_conflicts,
507 check_and_make_def_conflicts,
508 make_early_clobber_and_input_conflicts,
509 mark_hard_reg_early_clobbers): New functions.
510 (process_bb_node_lives): Call
511 make_early_clobber_and_input_conflicts and
512 mark_hard_reg_early_clobbers. Make hard register inputs live again.
514 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
515 early clobbers of pseudo-registers.
517 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
520 * ira-build.c (ira_flattening): Recalculate
521 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
522 from the scratch instead of the propagation.
524 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
526 * doc/rtl.texi (const_double): Remove the "addr" operand.
527 Describe CONST_DOUBLE_* macros under const_double rather
529 (const_fixed): Fix the operand description.
530 (const): Add an @findex directive.
531 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
532 after the constant rtl table.
533 (fix): Combine floating-point and fixed-point descriptions.
535 * sched-deps.c (sched_analyze_2): Remove reference to
538 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
540 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
542 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
543 for UNSPEC_GOTSYM_OFFs.
544 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
545 (add_GOT_to_pic_reg): Use it.
546 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
548 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
549 Harsha Jagasia <harsha.jagasia@amd.com>
551 PR tree-optimization/37485
552 * graphite.c (gmp_cst_to_tree): Moved.
553 (iv_stack_entry_is_constant): New.
554 (iv_stack_entry_is_iv): New.
555 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
556 (loop_iv_stack_insert_constant): New.
557 (loop_iv_stack_pop): Use new datatpype.
558 (loop_iv_stack_get_iv): Same.
559 (loop_iv_stack_get_iv_from_name): Same.
560 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
561 (loop_iv_stack_patch_for_consts): New.
562 (loop_iv_stack_remove_constants): New.
563 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
564 (translate_clast): Call loop_iv_stack_patch_for_consts and
565 loop_iv_stack_remove_constants.
566 (gloog): Use new datatype. Redirect construction edge to end
567 block to avoid accidental deletion.
568 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
570 (union iv_stack_entry_data): New. Data in iv stack entry.
571 (struct iv_stack_entry): New. Datatype for iv stack entries.
573 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
575 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
576 * graphite.c (free_scop): Same.
578 (free_scattering): New.
579 (build_cloog_prog): Call free_scattering.
580 (patch_phis_for_virtual_defs): Fix memleak.
581 (graphite_trans_bb_strip_mine): Same.
584 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
585 Harsha Jagasia <harsha.jagasia@amd.com>
587 PR tree-optimization/37828
588 * graphite.c (graphite_trans_loop_block): Do not loop block
591 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
593 PR tree-optimization/37686
594 * tree-loop-linear.c (linear_transform_loops): Build a
595 loop nest vector. Pass it to lambda_compute_access_matrices.
596 * tree-data-ref.h (struct access_matrix): Store the loop nest
597 relative to which it encodes the information.
598 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
599 (am_vector_index_for_loop): Reimplemented: iterate over the
600 loop nest for finding the loop index in the access matrix.
601 (lambda_compute_access_matrices): Update declaration.
602 * lambda-code.c (build_access_matrix): Pass the loop nest and
604 (lambda_compute_access_matrices): Same.
606 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
608 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
609 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
610 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
611 already implies hard float. Also fix several insn condition
612 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
614 2008-10-15 David Edelsohn <edelsohn@gnu.org>
617 Based on patches by Laurent Vivier.
618 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
619 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
620 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
621 dollar sign to underscore.
622 (ASM_OUTPUT_EXTERNAL): Same.
623 (ASM_OUTPUT_LABELREF): New.
624 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
626 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
627 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
628 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
629 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
631 2008-10-15 Jakub Jelinek <jakub@redhat.com>
633 PR tree-optimization/36881
634 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
635 that each value doesn't need runtime relocations, for !flag_pic
636 check that each value is just a valid initializer constant.
638 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
640 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
641 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
642 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
643 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
645 (REG_CLASS_NAMES): Update accordingly.
646 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
647 rather than an unpredictable descriptive string.
648 * config/mips/mips.c (mips_register_move_cost): Remove comment.
649 (mips_register_move_cost): Check for specific COP*_REGS classes,
650 instead of ALL_COP_AND_GR_REGS.
651 (mips_ira_cover_classes): New function.
652 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
653 (TARGET_IRA_COVER_CLASSES): Define.
655 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
658 * tree.c (build_type_attribute_qual_variant): Hash on the
659 unqualified type, and don't overwrite an existing
660 (type_hash_eq): Make the TYPE_NAME of the types significant, to
661 allow distinguishing between wchar_t and its underlying type. This
662 also means that we'll retain a little more typedef information.
664 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
665 Dmitry Melnik <dm@ispras.ru>
666 Dmitry Zhurikhin <zhur@ispras.ru>
667 Alexander Monakov <amonakov@ispras.ru>
668 Maxim Kuvyrkov <maxim@codesourcery.com>
670 * target.h (struct gcc_target): Update prototypes of needs_block_p
672 * haifa-sched.c (create_check_block_twin): Update calls to the above.
673 * sel-sched.c (create_speculation_check): Likewise.
674 * doc/tm.texi: Provide documentation for new target hooks.
676 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
677 (ia64_gen_spec_insn): Removed.
678 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
679 ia64_gen_spec_check): New static functions.
680 (ia64_alloc_sched_context, ia64_init_sched_context,
681 ia64_set_sched_context, ia64_clear_sched_context,
682 ia64_free_sched_context, ia64_get_insn_spec_ds,
683 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
684 (ia64_needs_block_p): Change prototype.
685 (ia64_gen_check): Rename to ia64_gen_spec_check.
686 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
687 into declaration, add special memory dependencies handling.
688 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
689 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
690 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
691 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
692 Define new target hooks.
693 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
694 (ia64_optimization_options): Turn on selective scheduling with -O3,
695 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
696 with selective scheduling.
697 (ia64_override_options): Initialize align_loops and align_functions
698 to 32 and 64, respectively. Set global selective scheduling flags
699 according to target-dependent flags.
700 (rtx_needs_barrier): Support UNSPEC_LDS_A.
701 (group_barrier_needed): Use new mstop-bit-before-check flag.
703 (dfa_state_size): Make global.
704 (spec_check_no, max_uid): Remove.
705 (mem_ops_in_group, current_cycle): New variables.
706 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
707 Initialize new variables.
708 (is_load_p, record_memory_reference): New functions.
709 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
711 (ia64_variable_issue): Change use of current_sched_info to
712 sched_deps_info. Update comment. Note if a load or a store is issued.
713 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
714 advance if maximal number of loads or stores was issued on current
716 (scheduled_good_insn): New static helper function.
717 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
718 a group barrier is needed. Fix vertical spacing. Guard the code
719 doing state transition with last_scheduled_insn check.
720 Mark that a stop bit should be before current insn if there was a
721 cycle advance. Update current_cycle and mem_ops_in_group.
722 (ia64_h_i_d_extended): Change use of current_sched_info to
723 sched_deps_info. Reallocate stops_p by larger chunks.
724 (struct _ia64_sched_context): New structure.
725 (ia64_sched_context_t): New typedef.
726 (ia64_alloc_sched_context, ia64_init_sched_context,
727 ia64_set_sched_context, ia64_clear_sched_context,
728 ia64_free_sched_context): New static functions.
729 (gen_func_t): New typedef.
730 (get_spec_load_gen_function): New function.
731 (SPEC_GEN_EXTEND_OFFSET): Declare.
732 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
733 (get_mode_no_for_insn): Change the condition that prevents use of
734 special hardware registers so it can now handle pseudos.
735 (get_spec_unspec_code): New function.
736 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
737 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
738 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
739 during selective scheduling.
740 (ia64_speculate_insn): Use ds_get_speculation_types when
741 determining whether we need to change the pattern.
742 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
743 (ia64_spec_check_src_p): Support new speculation/check codes.
744 (struct bundle_state): New field.
745 (issue_nops_and_insn): Initialize it.
746 (insert_bundle_state): Minimize mid-bundle stop bits.
747 (important_for_bundling_p): New function.
748 (get_next_important_insn): Use important_for_bundling_p.
749 (bundling): When shifting TImode from unimportant insns, ignore
750 also group barriers. Assert that best state is found before
751 the backward bundling pass. Print number of mid-bundle stop bits.
752 Minimize mid-bundle stop bits. Check correct calculation of
753 mid-bundle stop bits.
754 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
755 (final_emit_insn_group_barriers): Emit stop bits before insns starting
757 (sel2_run): New variable.
758 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
759 scheduling pass instead of schedule_ebbs.
761 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
762 (UNSPEC_LDS_A): New UNSPEC.
763 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
764 movti_internal, movsf_internal, movdf_internal,
765 movxf_internal): Make visible. Add speculable* attributes.
766 (output_c_nc): New mode attribute.
767 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
768 mov<mode>_nc, zero_extend<mode>di2_nc,
769 advanced_load_check_nc_<mode>): New insns.
770 (zero_extend*): Add speculable* attributes.
772 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
773 (msched-stop-bits-after-every-cycle): Likewise.
774 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
776 (msched-spec-verbose): Remove.
777 (msched-prefer-non-data-spec-insns,
778 msched-prefer-non-control-spec-insns,
779 msched-count-spec-in-critical-path,
780 msel-sched-dont-check-control-spec): Use Target Report Var
781 instead of Common Report Var.
783 * config/ia64/itanium2.md: Remove incorrect bypass.
785 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
787 2008-10-14 Jakub Jelinek <jakub@redhat.com>
790 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
793 2008-10-14 Ben Elliston <bje@au.ibm.com>
795 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
797 2008-10-13 Joseph Myers <joseph@codesourcery.com>
799 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
802 2008-10-13 Matthias Klose <doko@ubuntu.com>
804 * config/pa/linux-atomic.c: Work around missing header file
805 for hppa64-linux-gnu targets.
807 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
808 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
809 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
810 Grace Cao <grace_cao@playstation.sony.com>
812 * doc/invoke.texi (-mgen-cell-microcode): Document.
813 (-mwarn-cell-microcode): Document.
814 * cfglayout.c (locator_location): Export.
815 * rtl.h (locator_location): Define prototype.
816 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
818 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
819 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
820 (mwarn-cell-microcode): New option.
821 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
822 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
823 cell and not already set.
824 Turn off string instructions if not generating cell microcode.
825 (rs6000_final_prescan_insn): New function that warns about microcoded
827 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
828 * config/rs6000/rs6000.md
829 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
830 the instruction would have been microcoded on the Cell. Set cell_micro
831 to always on unnamed patterns for the string instructions.
832 (cell_micro): Update definition, remove load/store conditional
834 (sign_extend:DI): Define new pattern for non microcoded version.
835 (sign_extend:SI): Likewise.
836 (compare (div:P)): Set cell_micro to not.
837 (andsi3): Define as an expand.
838 (andsi3_mc): New pattern.
839 (andsi3_nomc): New pattern.
840 (andsi3_internal0_nomc): New pattern.
841 (andsi3_internal2): Rename to ...
842 (andsi3_internal2_mc): this and enable iff generating microcode.
843 (andsi3_internal3): Rename to ...
844 (andsi3_internal3_mc): this and enable iff generating microcode.
845 (andsi3_internal4): Enable iif generating microcode.
846 (andsi3_internal5): Rename to ..
847 (andsi3_internal5_mc): this and enable iff generating microcode.
848 (andsi3_internal5_nomc): New pattern.
849 (extzvdi_internal1): Enable iff generating microcode.
850 (extzvdi_internal2): Likewise.
851 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
852 (anddi3): Change to expand.
853 (anddi3_mc): Rename from anddi3.
854 (anddi3_no_mc): New pattern.
855 (anddi3_internal2): Rename to ..
856 (anddi3_internal2_mc): this and enable iff generating microcode.
857 (anddi3_internal2_nomc): New pattern.
858 (anddi3_internal3): Rename to ..
859 (anddi3_internal3_mc): this and enable iff generating microcode.
860 (anddi3_internal3_nomc): New pattern.
861 (movti_string): Set cell_micro to always if TARGET_STRING.
862 (stmsi8): Set cell_micro to always.
868 (stmsi8_power): Likewise.
869 (stmsi7_power): Likewise.
870 (stmsi6_power): Likewise.
871 (stmsi5_power): Likewise.
872 (stmsi4_power): Likewise.
873 (stmsi3_power): Likewise.
874 (movsi_update2): Enable iff generating microcode.
875 (movhi_update3): Likewise.
876 (lmw): Set cell_micro to always.
878 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
880 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
881 * config/s390/s390.c (machine_function): Remove
882 decomposed_literal_pool_addresses_ok_p.
883 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
884 the difference of two labels.
885 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
886 (s390_pool_offset): New function.
887 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
888 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
890 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
892 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
893 (powerpc*-*-linux-gnu*): Describe.
894 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
895 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
896 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
897 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
898 config/rs6000/e500crtres32gpr.asm,
899 config/rs6000/e500crtres64gpr.asm,
900 config/rs6000/e500crtres64gprctr.asm,
901 config/rs6000/e500crtrest32gpr.asm,
902 config/rs6000/e500crtrest64gpr.asm,
903 config/rs6000/e500crtresx32gpr.asm,
904 config/rs6000/e500crtresx64gpr.asm,
905 config/rs6000/e500crtsav32gpr.asm,
906 config/rs6000/e500crtsav64gpr.asm,
907 config/rs6000/e500crtsav64gprctr.asm,
908 config/rs6000/e500crtsavg32gpr.asm,
909 config/rs6000/e500crtsavg64gpr.asm,
910 config/rs6000/e500crtsavg64gprctr.asm: Use it.
911 * config/rs6000/crtsavres.asm: Really remove.
913 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
916 * c-format.c (convert_format_name_to_system_name): Use
917 TARGET_OVERRIDES_FORMAT_INIT.
918 * config.gcc (extra_options): Add for mingw targets mingw.opt.
919 * config/i386/mingw.opt: New.
920 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
921 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
922 (ms_printf_length_specs): Removed const specifier.
923 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
924 * doc/invoke.texi (Wno-pedantic-ms-format): New.
926 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
928 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
929 * doc/install.texi: Bump recommended MPFR to 2.3.2.
931 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
934 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
935 sure that ref has valid bb.
937 2008-10-12 Richard Henderson <rth@redhat.com>
940 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
941 * alias.c (value_addr_p, stack_addr_p): Remove.
942 (nonoverlapping_memrefs_p): Remove IRA special case.
943 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
944 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
945 * reload1.c (alter_reg): Use it.
947 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
949 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
950 of registers instead of eax, ebx, ecx and edx. Use for loop
951 and check register for non-zero value before the call
952 to decode_caches_intel.
954 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
956 PR rtl-optimization/37448
957 * df.h: (df_ref_class): New enum.
958 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
959 (struct df_ref): Replaced with union df_ref_d.
960 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
961 New members of df_ref_d union.
962 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
963 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
964 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
965 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
966 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
967 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
968 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
969 (df_scan_bb_info, df_bb_regno_first_def_find,
970 df_bb_regno_last_def_find, df_find_def, df_find_use,
971 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
972 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
973 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
974 df_get_artificial_defs, df_get_artificial_uses, union_defs)
975 Replaced struct df_ref * with df_ref.
976 * df-scan.c (df_collection_rec, df_null_ref_rec,
977 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
978 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
979 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
980 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
981 df_reorganize_refs_by_reg_by_reg,
982 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
983 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
984 df_sort_and_compress_refs, df_install_ref, df_install_refs,
985 df_ref_record, df_get_conditional_uses, df_get_call_refs,
986 df_bb_refs_record, df_exit_block_uses_collect,
987 df_record_exit_block_uses, df_reg_chain_mark,
988 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
989 df_ref * with df_ref.
990 (df_ref_record, df_uses_record, df_ref_create_structure): Added
991 df_ref_class parameter.
992 (df_scan_problem_data): Added new pools for different types of refs.
993 (df_scan_free_internal, df_scan_alloc, df_free_ref,
994 df_ref_create_structure): Processed new ref pools.
995 (df_scan_start_dump): Added counts of refs and insns.
996 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
997 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
998 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
999 code to pass df_ref_class down to ref creation functions.
1000 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1001 df_reg_chain_mark): Use macros to hide references to df_refs.
1002 (df_ref_chain_change_bb): Removed.
1003 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1004 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1005 Enhanced to understand df_ref union structure.
1006 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1007 all_uses_available_at, update_df, try_fwprop_subst,
1008 forward_propagate_subreg, forward_propagate_and_simplify,
1009 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1010 df_ref * with df_ref.
1011 (use_killed_between, all_uses_available_at): Use macros to hide
1012 references to df_refs.
1013 * regstat.c (regstat_bb_compute_ri,
1014 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1016 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1017 see_handle_relevant_refs, see_analyze_one_def,
1018 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1019 struct df_ref * with df_ref.
1020 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1021 global_conflicts): Replaced struct df_ref * with df_ref.
1022 * ddg.c (create_ddg_dep_from_intra_loop_link,
1023 add_cross_iteration_register_deps, build_inter_loop_deps):
1024 Replaced struct df_ref * with df_ref.
1025 (create_ddg_dep_from_intra_loop_link,
1026 add_cross_iteration_register_deps): Use macros to hide references
1028 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1029 df_ref * with df_ref.
1030 * df-core.c (df_bb_regno_first_def_find,
1031 df_bb_regno_last_def_find, df_find_def, df_find_use,
1032 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1033 debug_df_ref): Replaced struct df_ref * with df_ref.
1034 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1035 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1037 * web.c (union_defs, entry_register, replace_ref, web_main):
1038 Replaced struct df_ref * with df_ref.
1039 (union_defs, replace_ref): Use macros to hide references to df_refs.
1040 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1041 Replaced struct df_ref * with df_ref.
1042 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1043 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1044 Replaced struct df_ref * with df_ref.
1045 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1046 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1048 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1049 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1050 df_compute_accessed_bytes_strict_low_part,
1051 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1052 Replaced struct df_ref * with df_ref.
1053 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1054 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1055 df_ref * with df_ref.
1056 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1057 check_dependency, check_dependencies, record_uses): Replaced
1058 struct df_ref * with df_ref.
1059 (invariant_for_use, check_dependency): Use macros to hide
1060 references to df_refs.
1061 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1062 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1063 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1064 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1065 references to df_refs.
1066 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1068 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1069 * df-problems.c (df_rd_bb_local_compute_process_def,
1070 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1071 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1072 df_chain_remove_problem, df_chain_create_bb_process_use,
1073 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1074 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1075 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1076 df_byte_lr_simulate_artificial_refs_at_top,
1077 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1078 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1079 df_simulate_uses, df_simulate_artificial_refs_at_end,
1080 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1082 (df_chain_dump): Use macros to hide references to df_refs.
1083 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1084 df_ref * with df_ref.
1085 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1086 mark_artificial_uses, mark_reg_dependencies,
1087 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1089 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1091 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1093 (array_ref_element_size): Likewise.
1094 (array_ref_low_bound): Likewise.
1095 (array_ref_up_bound): Likewise.
1096 * expr.c (contains_packed_reference): Likewise.
1097 (array_ref_element_size): Likewise.
1098 (array_ref_low_bound): Likewise.
1099 (array_ref_up_bound): Likewise.
1100 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1101 with ARRAY_RANGE_REF.
1102 (idx_find_step): Likewise.
1103 (idx_record_use): Likewise.
1104 (strip_offset_1): Likewise.
1105 (idx_remove_ssa_names): Likewise.
1107 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1108 Andi Kleen <ak@linux.intel.com>
1110 * config/i386/cpuid.h (__cpuid_count): New defines.
1111 * config/i386/driver-i386.c (struct cache_desc): New structure.
1112 (describe_cache): Use struct cache_desc to pass cache descriptions.
1113 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1114 (detect_caches_amd): Use struct cache_desc to describe caches.
1115 (decode_caches_intel): Use struct cache_desc to pass cache
1116 descriptions. Update descriptions to match latest (rev -032,
1117 December 2007) CPUID documentation. Do not check valid bit here.
1118 Check for Xeon MP value 0x49 problems.
1119 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1120 Check valid bit before calling decode_caches_intel. Detect number
1121 of times to repeat CPUID instruction.
1122 (detect_caches_cpuid4): New function.
1123 (detect_caches_intel): Depending on max_level, call
1124 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1125 only when other methods fail to provide valid L2 cache description.
1127 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1130 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1131 it to PIC call patterns.
1132 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1133 code generation and attributes from pattern. Change peephole2 to split
1134 for noreturn case. Revise split pattern for non noreturn case.
1135 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1136 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1137 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1140 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1142 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1143 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1145 (divdf3): Reformat long line.
1147 2008-10-11 Michael J. Eager <eager@eagercon.com>
1149 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1151 (rs6000_handle_option): Process -mfpu options.
1152 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1153 (enum fpu_type_t): New.
1154 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1155 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1157 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1158 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1159 * config/rs6000/rs6000.opt (-mfpu): New.
1160 (-mxilinx-fpu): New.
1161 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1162 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1163 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1164 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1165 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1167 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1170 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1171 LO_SUM on Darwin if mode has just one unit.
1173 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1176 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1177 has been optimized out.
1179 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1181 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1182 instead of PIC_DIRECT_ADDR_P.
1183 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1184 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1185 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1186 (PIC_OFFSET_P): Rename to...
1187 (PCREL_SYMOFF_P): ...this.
1188 (PIC_DIRECT_ADDR_P): Delete.
1189 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1191 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1192 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1193 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1194 * config/sh/sh.c (print_operand): Remove CONST handling.
1195 (unspec_caller_rtx_p): Rewrite to use split_const and check
1196 the operands of UNSPEC bases.
1197 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1198 with (unspec [A B] UNSPEC_SYMOFF).
1199 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1200 UNSPEC_PCREL_SYMOFF.
1201 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1202 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1203 (UNSPEC_EXTRACT_U16): Likewise.
1204 (UNSPEC_SYMOFF): Likewise.
1205 (UNSPEC_PCREL_SYMOFF): Likewise.
1206 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1208 (movsi_const_16bit): Likewise.
1209 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1210 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1211 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1212 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1213 with (unspec [A B] UNSPEC_SYMOFF).
1214 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1215 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1216 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1217 (Csu): Likewise UNSPEC_EXTRACT_U16.
1218 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1219 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1221 2008-10-10 Stepan Kasal <skasal@redhat.com>
1223 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1224 for loop strip mining and loop blocking.
1226 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1228 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1229 vary types depending on debug info.
1231 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1233 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1234 before ensuring it's already computed.
1236 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1238 * rtl.h (locator_eq): New decl.
1239 * cfglayout.c (locator_scope): New function.
1240 (insn_scope): Use it.
1241 (locator_eq): New function.
1242 (fixup_reorder_chain): Search for last insn in src bb
1243 that has locator set or first insn in dest bb. Use
1244 locator_eq instead of == to compare locators.
1245 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1246 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1247 == to compare locators.
1249 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1251 * gimple-low.c (lower_function_body, lower_gimple_return,
1252 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1253 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1254 goto_block on edges if goto_locus is known.
1257 * tree.h (get_object_alignment): Declare.
1258 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1259 get_object_alignment if needed.
1260 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1262 (get_object_alignment): ... here. New function. Try harder to
1263 determine alignment from get_inner_reference returned offset.
1265 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1267 * graphite.c (gloog): Don't call find_unreachable_blocks
1268 before delte_unreachable_blocks.
1270 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1271 goto_locus of true_edge into RTL locator.
1273 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1275 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1276 (*jcc_btdi_mask_rex64): Ditto.
1278 (*jcc_btsi_mask): Ditto.
1279 (*jcc_btsi_1): Ditto.
1280 (*jcc_btsi_mask_1): Ditto.
1282 2008-10-08 Paul Brook <paul@codesourcery.com>
1284 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1285 compatible profiler (__gnu_mcount_nc).
1286 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1288 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1290 * config/i386/i386.c (initial_ix86_tune_features): Add
1291 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1292 * config/i386/i386.h (ix86_tune_indices): Likewise.
1293 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1295 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1296 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1297 for FP to FP splitters.
1299 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1301 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1304 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1308 PR rtl-optimization/37341
1309 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1310 to ORIG_BB, pass through ORIG_BB recursively.
1311 (cse_condition_code_reg): Adjust caller.
1313 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1315 * sdbout.c (sdbout_one_type): Treat the value type
1316 CONST_DECL for enumerals.
1318 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1320 * config/i386/i386.md: Remove trailing white spaces.
1322 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1324 PR rtl-optimization/37448
1325 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1326 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1328 (struct output_info) [count]: Renamed total_created and made
1330 (struct output_info) [size]: Renamed total_allocated and made
1332 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1333 Properly keep track of desc->size.
1334 (print_statistics, dump_alloc_pool_statistics): Enhance the
1335 printing of statistics to print the number of elements and to use
1338 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1341 * opts.h (CL_SAVE): Move up to flags range.
1342 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1343 CL_COMMON): Renumber.
1344 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1345 * opts.c (common_handle_option): Revert last change.
1347 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1349 * config/i386/i386-protos.h (ix86_schedule): New.
1351 * config/i386/i386.c (ix86_schedule): New.
1352 (override_options): Add schedule to processor_alias_table. Set
1353 ix86_schedule from the schedule field in processor_alias_table.
1354 (ix86_function_specific_save): Save ix86_schedule.
1355 (ix86_function_specific_restore): Restore ix86_schedule.
1357 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1358 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1361 * config/i386/i386.opt: Add schedule.
1363 * config/i386/ppro.md: Remove generic32.
1365 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1368 * expr.c (count_type_elements): Handle ERROR_MARK.
1370 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1375 * basic-block.h (struct edge_def): Add goto_block field.
1376 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1377 one insn with locus corresponding to edge's goto_locus if !optimize.
1378 * profile.c (branch_prob): Copy edge's goto_block.
1379 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1381 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1382 locator in between the merged basic blocks if !optimize and needed.
1383 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1384 goto_locus into RTL locator. For unconditional jump use that
1385 locator for the jump insn.
1386 (expand_gimple_cond): Convert goto_block and goto_locus into
1387 RTL locator for all remaining edges. For unconditional jump
1388 use that locator for the jump insn.
1389 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1390 there is more than one edge or insn locator along the forwarding
1391 edges and !optimize. If there is just one, set e->goto_locus.
1392 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1394 (move_block_to_fn): Adjust edge's goto_block.
1396 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1399 * expmed.c (expand_mult): Properly check DImode constant in
1402 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1405 * dwarf2out.c (common_block_die_table): New variable.
1406 (common_block_die_table_hash, common_block_die_table_eq): New
1408 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1409 COMMON block in the current scope rather than globally. Optimize
1410 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1411 DW_OP_addr SYMBOL_REF+off.
1413 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1415 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1416 Return true for non-addressable GIMPLE operands.
1418 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1421 * config/i386/i386.c (initial_ix86_tune_features): Remove
1422 X86_TUNE_USE_BIT_TEST.
1423 * config/i386/i386.h (ix86_tune_indices): Likewise.
1424 (TARGET_USE_BIT_TEST): Removed.
1426 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1428 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1430 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1432 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1433 (mul<mode>3_mul3): ... into this new template.
1435 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1437 * gimplify.c (gimplify_arg): Add location argument. Use it.
1438 (gimplify_call_expr): Pass location to gimplify_arg.
1439 (gimplify_modify_expr_to_memcpy): Same.
1440 (gimplify_modify_expr_to_memset): Same.
1442 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1444 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1445 Update calls to build_unary_op and build_indirect_ref for location
1448 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1451 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1452 * c-typeck.c (array_to_pointer_conversion): Pass location to
1454 (function_to_pointer_conversion): Use error_at and warning_at.
1455 (build_indirect_ref): Same.
1456 (build_array_ref): Pass location to build_binary_op.
1457 (parser_build_unary_op): Do not set location after calling
1459 (build_unary_op): Add location argument. Use it throughout. Set
1460 EXPR_LOCATION before returning new tree.
1461 (build_modify_expr): Same.
1462 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1464 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1465 build_indirect_ref, build_modify_expr.
1466 (c_finish_omp_for): Same. Use error_at instead of error.
1467 * c-common.c (c_common_truthvalue_conversion): Pass location to
1469 (warn_for_div_by_zero): Add location argument.
1470 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1471 build_unary_op, warn_for_div_by_zero.
1472 * c-parser.c (c_parser_typeof_specifier): Use
1473 protected_set_expr_location.
1474 (c_parser_statement_after_labels): Same.
1475 (c_parser_condition): Same.
1476 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1477 (c_parser_conditional_expression): Use protected_set_expr_location.
1478 (c_parser_unary_expression): Pass location to build_indirect_ref.
1479 (c_parser_postfix_expression_after_primary): Pass location to
1480 build_indirect_ref, build_unary_op.
1481 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1483 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1485 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1486 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1487 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1489 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1490 (mips_issue_rate): Handle PROCESSOR_R10000.
1491 * config/mips/mips.md (cpu): Add r10000.
1493 * config/mips/10000.md: New file.
1495 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1497 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1498 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1499 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1501 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1503 * config/darwin-protos.h (machopic_function_base_name): Delete.
1504 (machopic_function_base_sym): Likewise.
1505 (machopic_gen_offset): Declare.
1506 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1507 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1508 * config/darwin.c (machopic_function_base_name): Delete.
1509 (machopic_function_base_sym): Likewise.
1510 (gen_pic_offset): Rename to...
1511 (machopic_gen_offset): ...this and remove the pic_base argument.
1512 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1513 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1514 crtl->uses_pic_offset_table.
1515 (machopic_indirect_data_reference): Use new machopic_gen_offset
1517 (machopic_legitimize_pic_address): Likewise.
1518 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1520 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1521 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1522 * config/i386/i386.c (output_set_got): Likewise.
1523 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1525 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1526 (legitimate_address_p): Likewise.
1527 (output_pic_addr_const): Likewise.
1528 (output_addr_const_extra): Likewise.
1529 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1530 match an UNSPEC rather than a MINUS.
1531 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1532 (builtin_setjmp_receiver): Use machopic_gen_offset.
1533 * config/i386/predicates.md (pic_symbolic_operand): Handle
1534 UNSPEC_MACHOPIC_OFFSET.
1536 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1537 Use machopic_gen_offset and machopic_operand_p.
1538 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1539 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1540 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1541 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1542 Set crtl->uses_pic_offset_table.
1544 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1546 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1548 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1549 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1550 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1551 (constant_pool_expr_p): Use split_const and check the base.
1552 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1554 (legitimate_constant_pool_address_p): Check toc_relative_p
1555 instead of constant_pool_expr_p.
1556 (print_operand_address): Always use output_addr_const for
1557 constant pool addresses.
1558 (rs6000_output_addr_const_extra): New function.
1559 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1561 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1565 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1566 (mark_ref_live, mark_ref_dead): Use them.
1567 (def_conflicts_with_inputs_p): Remove.
1568 (mark_early_clobbers): New function.
1569 (process_bb_node_lives): Call preprocess_constraints and
1570 mark_early_clobbers.
1572 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1574 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1576 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1577 lib with -mthread switch.
1579 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1582 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1583 function in two, making it call a new and reusable
1584 dwarf2out_imported_module_or_decl() that takes the containing
1585 BLOCK of the declaration in argument.
1586 (dwarf2out_imported_module_or_decl_real): New function.
1587 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1588 IMPORTED_DECL in account.
1589 * tree.def: Added IMPORTED_DECL node type.
1590 * tree.h: Added accessors for IMPORTED_DECL nodes.
1591 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1593 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1595 * doc/gimple.texi: Fix some typos, wrap some long lines,
1596 fix some broken wraps with continuations.
1597 * tree-ssa-reassoc.c: Fix comment typos.
1599 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1602 * pa.c (legitimize_pic_address): Force function labels to memory in
1605 2008-10-04 Anton Blanchard <anton@samba.org>
1607 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1608 (rs6000_split_atomic_op): Same.
1609 (rs6000_split_compare_and_swap): Same.
1610 (rs6000_split_compare_and_swapqhi): Same.
1612 2008-10-04 Richard Guenther <rguenther@suse.de>
1614 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1615 instead of pointer equality.
1616 (vn_nary_op_eq): Likewise.
1618 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1620 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1622 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1623 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1625 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1627 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1628 Revert previous change.
1630 2008-10-03 Tom Tromey <tromey@redhat.com>
1632 * stringpool.c (ggc_alloc_string): Terminate string.
1634 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1636 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1637 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1638 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1641 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1644 2008-10-03 Pascal Obry <obry@adacore.com>
1646 * gcov.c (create_file_names): Properly handle UNIX and DOS
1647 directory separators.
1648 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1649 separator to '~' to ensure clean filenames on Windows.
1651 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1653 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1654 Add a null terminator to the stripped name.
1656 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1658 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1659 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1660 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1661 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1662 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1663 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1664 TARGET_SINGLE_FLOAT.
1666 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1668 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1670 2008-10-02 Richard Guenther <rguenther@suse.de>
1673 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1674 and VECTOR_TYPE recurse with useless_type_conversion_p which
1675 properly handles void pointer conversion.
1677 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1680 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1681 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1683 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1685 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1686 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1687 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1688 they translate to non builtins.
1689 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1690 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1691 __builtin_vec_promote, __builtin_vec_extract, and
1692 __builtin_vec_insert.
1693 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1694 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1695 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1696 * config/rs6000/altivec.h (vec_extract): Define
1697 (vec_insert): Define.
1698 (vec_splats): Define.
1699 (vec_promote): Define.
1701 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1702 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1703 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1705 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1707 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1708 prototype. Add new parameter, blk.
1709 Use BLKmode for the MEM if blk is true.
1710 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1711 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1712 ALTIVEC_BUILTIN_STVRXL.
1713 Update usage of altivec_expand_lv_builtin.
1714 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1715 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1716 (altivec_init_builtins): If compiling for the Cell, also define the
1718 * config/rs6000/rs6000.h (rs6000_builtins): Define
1719 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1720 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1721 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1722 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1723 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1724 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1725 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1726 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1727 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1728 UNSPEC_STVRX, and UNSPEC_STVRXL.
1729 (altivec_lvlx): New pattern.
1730 (altivec_lvlxl): New pattern.
1731 (altivec_lvrx): New pattern.
1732 (altivec_lvrxl): New pattern.
1733 (altivec_stvlx): New pattern.
1734 (altivec_stvlxl): New pattern.
1735 (altivec_stvrx): New pattern.
1736 (altivec_stvrxl): New pattern.
1737 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1738 (vec_lvlxl): Likewise.
1739 (vec_lvrx): Define if PPU is defined.
1740 (vec_lvrxl): Likewise.
1741 (vec_stvlx): Define if PPU is defined.
1742 (vec_stvlxl): Likewise.
1743 (vec_stvrx): Define if PPU is defined.
1744 (vec_stvrxl): Likewise.
1746 2008-10-01 Geert Bosch <bosch@adacore.com>
1748 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1750 2008-10-01 Richard Guenther <rguenther@suse.de>
1752 PR tree-optimization/37617
1753 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1754 do not add to the NEW_SETS.
1756 2008-10-01 Richard Guenther <rguenther@suse.de>
1759 * tree-vrp.c (execute_vrp): If we optimized away the default
1760 case make sure to promote the label that got in place of it
1761 to a default case label.
1763 2008-10-01 Richard Henderson <rth@redhat.com>
1766 * tree-complex.c (set_component_ssa_name): Don't optimize
1767 is_gimple_min_invariant values with ssa_names in abnormal phis.
1769 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1771 PR tree-optimization/37662
1772 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1773 commutative binary operation if they are in the wrong order and
1774 fold_build2 produces non-GIMPLE.
1776 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1778 PR tree-optimization/37662
1779 PR tree-optimization/37663
1780 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1781 get_value_range with non-SSA_NAME. Don't assert operands have been
1782 folded, instead just bail out.
1784 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1786 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1788 2008-09-30 Richard Guenther <rguenther@suse.de>
1791 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1792 build restrict-qualified pointers.
1793 (vectorizable_store): Move alias check later.
1794 (vectorizable_load): Likewise.
1796 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1798 * c-common.c (empty_if_body_warning): Remove.
1799 * c-common.h (empty_if_body_warning): Remove.
1800 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1801 here the -Wempty-body warning for `if' and `else' statements.
1802 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1804 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1806 * config/i386/i386.opt: Add msse2avx.
1808 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1809 * config/i386/linux64.h (ASM_SPEC): Likewise.
1811 * doc/invoke.texi: Document -msse2avx.
1813 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1815 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1817 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1819 * ifcvt.c (noce_emit_store_flag): If using condition from original
1820 jump, reverse it if if_info->cond was reversed.
1822 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1824 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1825 non-constant memory if it cannot be forced to constant memory.
1826 Overhaul surrounding code and factor out common condition.
1828 2008-09-29 Jeff Law <law@redhat.com>
1830 * reload1.c (alter_reg): Add missing curly braces.
1832 2008-09-29 Michael J. Eager <eager@eagercon.com>
1834 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1836 * config/rs6000/rs6000.c (rs6000_override_options): Move
1837 rs6000_init_hard_regno_mode_ok after all options changed.
1838 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1839 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1840 -msimple-fpu flags. Add warning messages if single FP not configured.
1841 (rs6000_file_start): Output gnu_attribute for single-float.
1842 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1843 (rs6000_legitimize_address): Likewise.
1844 (rs6000_legitimize_reload_address): Likewise.
1845 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1846 TARGET_SINGLE_FLOAT.
1847 (function_arg_advance): Likewise (partial conversion).
1848 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1849 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1850 TARGET_SINGLE_FLOAT.
1851 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1852 (rs6000_emit_prologue): Likewise.
1853 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1854 TARGET_SINGLE_FLOAT.
1855 (rs6000_libcall_value): Likewise.
1856 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1857 (TARGET_DOUBLE_FLOAT): New default to 1
1858 (TARGET_SIMPLE_FPU): New default to 0
1859 (TARGET_SINGLE_FPU): New default to 0
1860 (TARGET_SINGLE_FLOAT_MODE): New.
1861 (TARGET_DOUBLE_FLOAT_MODE): New.
1862 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1863 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1865 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1866 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1867 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1868 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1869 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1870 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1871 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1872 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1873 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1874 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1875 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1876 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1877 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1878 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1879 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1880 cmptf_internal1, *cmptf_internal2): Condition on
1881 TARGET_DOUBLE_FLOAT.
1882 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1883 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1884 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1885 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1886 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1887 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1888 TARGET_SINGLE_FLOAT.
1889 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1890 * config/rs6000/rs6000.opt (-msingle-float): New.
1891 (-mdouble-float): New.
1892 (-msimple-fpu): New.
1893 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1894 -msingle-float, -mdouble-float, -msimple-fpu options.
1895 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1896 _SOFT_DOUBLE for -msingle-float.
1897 * config.gcc: New config for target=powerpc-xilinx-eabi.
1899 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1901 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1902 have exit and entry.
1903 (new_scop): Take entry and exit edge to define new SCoP.
1904 (sd_region_p): New structure used during SCoP detection.
1905 (move_scops): Delete.
1906 (move_sd_regions): New.
1907 (scopdet_info): Change the definition from edges back to basic_blocks.
1908 (scopdet_edge_info): Work on basic_blocks and rename to
1909 scopdet_basic_block_info.
1910 (split_difficult_bb): At the moment removed. We should later
1911 add it at another place.
1912 (build_scops_1): Work on basic_blocks.
1913 (bb_in_sd_region): New.
1914 (find_single_entry_edge): New.
1915 (find_single_exit_edge): New.
1916 (create_single_entry_edge): New.
1917 (sd_region_without_exit): New.
1918 (create_single_exit_edge): New.
1919 (unmark_exit_edges): New.
1920 (mark_exit_edges): New.
1921 (create_sese_edges): New.
1922 (build_graphite_scops): New.
1923 (build_scops): Make SCoPs SESE.
1924 (limit_scops): Use the new functions.
1926 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1928 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1930 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1933 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1934 address to a register before taking the lower part.
1936 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1938 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1941 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1942 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1945 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1946 the newly created variable.
1947 Create a VECTOR_CST of all 1s for vector types.
1949 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1952 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1954 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1956 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1957 order to convert between modes.
1958 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1960 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1962 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1965 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1968 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1972 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1974 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1975 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1976 them to yield false with MIPS16.
1978 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1981 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1982 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1983 mem_loc_descriptor failed. Accept UNSPEC.
1984 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1985 fail if one of the loc_descriptor calls for pieces failed.
1986 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1987 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1988 if loc_descriptor_from_tree_1 on offset failed.
1991 * opts.c (common_handle_option): Don't call print_specific_help with
1992 CL_SAVE as first argument.
1994 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1995 Steve Ellcey <sje@cup.hp.com>
1997 * configure: Regenerate for new libtool.
1998 * aclocal.m4: Ditto.
2000 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2002 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2003 alias set on MEM when saving stack pointer.
2004 * config/rs6000/rs6000.md (allocate_stack): Likewise
2006 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2008 PR tree-optimization/37574
2009 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2010 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2011 instead of vector_type for constants. Take computation out of loop.
2012 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2013 and use only vector_type for invariant case.
2014 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2016 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2019 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2020 the decl is a VAR_DECL or FUNCTION_DECL.
2022 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2025 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2026 (mark_ref_live, mark_ref_dead): Use them.
2027 (def_conflicts_with_inputs_p): Remove.
2028 (mark_early_clobbers): New function.
2029 (process_bb_node_lives): Call preprocess_constraints and
2030 mark_early_clobbers.
2032 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2034 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2037 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2038 (ira_compress_allocno_live_ranges): New prototype.
2040 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2041 (coalesced_allocnos_living_at_program_points): New.
2042 (coalesced_allocnos_live_at_points_p,
2043 set_coalesced_allocnos_live_points): New functions.
2044 (coalesce_spill_slots): Rewrite.
2046 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2047 ira_compress_allocno_live_ranges): New functions.
2049 * ira-build.c (ira_flattening): Call
2050 ira_compress_allocno_live_ranges.
2053 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2055 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2058 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2060 * combine.c (make_compound_operation): Handle the 'E' format.
2061 (count_rtxs): Likewise.
2062 (update_table_tick): Likewise.
2063 (get_last_value_validate): Likewise.
2065 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2067 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2069 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2071 * matrix-reorg.c (transform_allocation_sites): Initializers
2072 added to avoid the warning.
2074 2008-09-25 Martin Jambor <mjambor@suse.cz>
2076 * cgraph.c (free_nodes): New variable.
2077 (NEXT_FREE_NODE): New macro.
2078 (cgraph_create_node): Reuse nodes from the free list. Do not
2079 update uid if doing so.
2080 (cgraph_remove_node): Add the node to the free list.
2082 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2084 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2086 2008-09-24 Richard Henderson <rth@redhat.com>
2088 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2089 * unwind-dw2.c (execute_stack_op): Handle it.
2091 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2094 2008-09-24 Michael J. Eager <eager@eagercon.com>
2096 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2098 * c-common.c (fname_decl): New location argument.
2099 * c-common.h (fname_decl): Same.
2100 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2102 (c_parser_typeof_specifier): Same.
2103 (c_parser_parms_list_declarator): Same.
2104 (c_parser_asm_string_literal): Same.
2105 (c_parser_compound_statement_nostart): Same.
2106 (c_parser_label): Same.
2107 (c_parser_do_statement): Same.
2108 (c_parser_asm_statement): Same.
2109 (c_parser_unary_expression): Same.
2110 (c_parser_sizeof_expression): Same.
2111 (c_parser_postfix_expression): Same.
2112 (c_parser_pragma): Same.
2113 (c_parser_omp_clause_collapse): Same.
2114 (c_parser_omp_clause_num_threads): Same.
2115 (c_parser_omp_clause_schedule): Same.
2116 (c_parser_omp_all_clauses): Same.
2117 (c_parser_omp_sections_scope): Same.
2118 (c_parser_omp_for_loop): Same. Pass condition's location to
2119 c_objc_common_truthvalue_conversion.
2120 (c_parser_enum_specifier): Remove comment.
2122 2008-09-24 Michael J. Eager <eager@eagercon.com>
2124 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2126 * config/rs6000/rs6000.c (rs6000_override_options): Move
2127 rs6000_init_hard_regno_mode_ok after all options changed.
2128 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2129 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2130 -msimple-fpu flags. Add warning messages if single FP not configured.
2131 (rs6000_file_start): Output gnu_attribute for single-float.
2132 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2133 (rs6000_legitimize_address): Likewise.
2134 (rs6000_legitimize_reload_address): Likewise.
2135 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2136 TARGET_SINGLE_FLOAT.
2137 (function_arg_advance): Likewise.
2138 (function_arg): Likewise.
2139 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2140 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2141 TARGET_SINGLE_FLOAT.
2142 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2143 (rs6000_emit_prologue): Likewise.
2144 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2145 TARGET_SINGLE_FLOAT.
2146 (rs6000_libcall_value): Likewise.
2147 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2148 (TARGET_DOUBLE_FLOAT): New default to 1
2149 (TARGET_SIMPLE_FPU): New default to 0
2150 (TARGET_SINGLE_FPU): New default to 0
2151 (TARGET_SINGLE_FLOAT_MODE): New.
2152 (TARGET_DOUBLE_FLOAT_MODE): New.
2153 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2154 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2156 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2157 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2158 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2159 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2160 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2161 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2162 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2163 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2164 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2165 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2166 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2167 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2168 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2169 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2170 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2171 cmptf_internal1, *cmptf_internal2): Condition on
2172 TARGET_DOUBLE_FLOAT.
2173 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2174 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2175 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2176 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2177 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2178 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2179 TARGET_SINGLE_FLOAT.
2180 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2181 * config/rs6000/rs6000.opt (-msingle-float): New.
2182 (-mdouble-float): New.
2183 (-msimple-fpu): New.
2184 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2185 -msingle-float, -mdouble-float, -msimple-fpu options.
2186 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2187 _SOFT_DOUBLE for -msingle-float.
2188 * config.gcc: New config for target=powerpc-xilinx-eabi.
2190 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2192 * config/sparc/constraints.md: New file.
2193 * config/sparc/sparc.md: Include it.
2194 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2195 (sparc_extra_constraint_check): Delete.
2196 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2197 (memory_ok_for_ldd): New predicate.
2198 (sparc_extra_constraint_check): Delete.
2199 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2200 (CONST_OK_FOR_LETTER_P): Likewise.
2201 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2202 (EXTRA_CONSTRAINT): Likewise.
2204 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2206 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2208 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2210 * alias.c (find_base_value): Use FIND_BASE_TERM.
2211 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2213 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2215 * config/i386/i386.c: Include cselib.h.
2216 (ix86_pic_register_p): New function.
2217 (ix86_delegitimize_address): Use it to check for the PIC register.
2219 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2221 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2222 * config/i386/i386.c (ix86_find_base_term): Don't check for
2223 SYMBOL_REF and LABEL_REF.
2225 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2227 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2228 constant PLUS in a CONST.
2230 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2232 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2233 check for sibcall support for w64.
2235 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2237 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2239 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2241 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2242 parser_build_binary_op.
2243 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2244 * c-typeck.c (build_array_ref): Same.
2245 (parser_build_unary_op): New location argument.
2246 (pointer_diff): Pass location to build_binary_op,
2247 c_objc_common_truthvalue_conversion.
2248 (build_modify_expr): Same.
2249 (build_unary_op): New location argument.
2250 (build_binary_op): New location argument.
2251 (c_objc_common_truthvalue_conversion): Pass location to
2252 c_*common_truthvalue_conversion.
2253 * c-convert.c (convert): Same.
2254 * c-common.c (binary_op_error): New location argument.
2255 (pointer_int_sum): Pass location to build_binary_op.
2256 (c_common_truthvalue_conversion): New location argument.
2257 (warn_for_sign_compare): Same.
2258 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2259 binary_op_error, build_binary_op, warn_for_sign_compare.
2260 * c-parser.c (c_parser_condition): Pass location to
2261 c_*common_truthvalue_conversion.
2262 (c_parser_conditional_expression): Save condition's location and pass
2264 (c_parser_binary_expression): Same, but for the binary operator's
2266 (c_parser_omp_for_loop): Pass location to
2267 c_objc_common_truthvalue_conversion.
2269 2008-09-23 Martin Jambor <mjambor@suse.cz>
2271 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2272 (cgraph_node_remove_callees): New temporary f. Hold the next item
2274 (cgraph_node_remove_callers): Likewise.
2276 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2277 (ipa_node_removal_hook): Likewise.
2279 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2280 gimple_call_copy_skip_args and moved to the gimple_call section.
2281 * gimple.c (gimple_copy_call_skip_args): Renamed to
2282 gimple_call_copy_skip_args. Changed al users.
2284 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2286 * ira-color.c (start_allocno_priorities): Rename to
2287 setup_allocno_priorities. Use costs and
2288 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2289 range lengths. Get rid off doubles.
2290 (ira_fast_allocations): Call start_allocno_priorities.
2292 2008-09-22 David Daney <ddaney@avtrex.com>
2295 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2296 register if TARGET_LONG_CALLS.
2298 2008-09-22 Richard Guenther <rguenther@suse.de>
2300 PR tree-optimization/37145
2301 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2302 value-numbering union accesses with their offset and size only.
2303 (visit_reference_op_load): Fix simplification of inserted conversions.
2304 * tree-ssa-pre.c (find_or_generate_expression): Do not
2305 recursively generate expressions if running FRE.
2307 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2309 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2310 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2313 2008-09-22 Richard Guenther <rguenther@suse.de>
2315 PR tree-optimization/37145
2316 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2317 (phi_translate_1): Constant fold references.
2319 2008-09-22 Ira Rosen <irar@il.ibm.com>
2321 PR tree-optimization/37482
2322 * tree-vectorizer.h (struct _slp_instance): Add new field.
2323 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2324 (get_earlier_stmt): New function.
2325 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2327 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2328 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2329 asserts that GSI points to the scalar statement being vectorized.
2330 Set new statement location according to GSI.
2331 (vect_schedule_slp_instance): Use GSI of
2332 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2334 2008-09-21 Jan Hubicka <jh@suse.cz>
2336 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2337 (ipcp_insert_stage): Update dead_nodes bitmap.
2339 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2342 * config/i386/t-cygming (SHLIB_LC): Remove.
2343 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2344 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2346 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2350 * final.c (mark_symbol_ref_as_used): New helper function.
2351 (output_operand): Instead of just looking inside MEMs for
2352 SYMBOL_REFs, use new helper function and for_each_rtx.
2353 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2354 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2355 Make head comment more general.
2356 * config/darwin.c (machopic_output_indirection): Handle weak
2357 references here, like in assemble_external.
2359 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2361 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2362 (sparc_emit_float_lib_cmp): Change return type.
2363 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2364 (gen_compare_operator): New function.
2365 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2366 the comparison sequence. Minor tweaks.
2367 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2368 that the final operator and the result of sparc_emit_float_lib_cmp
2369 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2370 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2371 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2372 result of sparc_emit_float_lib_cmp match for software TFmode.
2373 (movqicc, movhicc, movsicc, movdicc): Merge into...
2374 (mov<I:mode>cc): ...this.
2375 (movsfcc, movdfcc, movtfcc): Merge into...
2376 (mov<F:mode>cc): ...this.
2377 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2379 (mov<I:mode>_cc_v9): ...this.
2380 (movdi_cc_sp64_trunc): Delete.
2381 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2382 movdi_cc_reg_sp64): Merge into...
2383 (mov<I:mode>_cc_reg_sp64): ...this.
2384 (movsf_cc_sp64): Rename into...
2385 (movsf_cc_v9): ...this.
2386 (movdf_cc_sp64): Rename into...
2387 (movdf_cc_v9): ...this.
2388 (movtf_cc_hq_sp64): Rename into...
2389 (movtf_cc_hq_v9): ...this.
2390 (movtf_cc_sp64): Rename into...
2391 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2393 2008-09-21 Diego Novillo <dnovillo@google.com>
2395 * doc/gccint.texi: Include generic.texi and gimple.texi.
2397 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2398 (GIMPLE): Move to gimple.texi.
2399 (Annotations): Remove references to to stmt_ann_t and
2401 (SSA Operands): Rename from 'Statement Operands'.
2402 * doc/generic.texi: New.
2403 * doc/gimple.texi: New.
2404 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2405 * Makefile.in (TEXI_GCCINT_FILES):
2406 * gimple.c (gimple_copy_call_skip_args): Rename from
2407 giple_copy_call_skip_args. Update all users.
2408 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2410 2008-09-21 Ira Rosen <irar@il.ibm.com>
2412 PR tree-optimization/37539
2413 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2414 statement in related statement field only for the first load of the
2415 group of loads with the same data reference.
2417 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2419 * config/mips/mips.h (TUNE_OCTEON): New macro.
2420 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2421 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2422 * config/mips/octeon.md: New file.
2423 * config/mips/mips.md: Include octeon.md. Restore
2424 semi-alphabetical order of include files.
2426 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2429 * config/i386/i386.md (*jcc_fused_1): Removed.
2430 (*jcc_fused_2): Likewise.
2431 (*jcc_fused_3): Likewise.
2432 (*jcc_fused_4): Likewise.
2434 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2436 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2437 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2438 * target.h (gcc_target): Add ira_cover_classes.
2439 * ira.c: Remove IRA_COVER_CLASSES guards.
2440 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2441 instead of IRA_COVER_CLASSES.
2442 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2443 (setup_class_translate): Likewise.
2444 (setup_reg_class_intersect_union): Likewise.
2445 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2446 test of targetm.ira_cover_classes.
2447 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2448 of IRA_COVER_CLASSES.
2449 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2450 (TARGET_INITIALIZER): Include it.
2451 * targhooks.h (default_ira_cover_classes): Declare.
2452 * targhooks.c (default_ira_cover_classes): New function.
2454 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2456 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2458 2008-09-19 Ian Lance Taylor <iant@google.com>
2460 * varasm.c (narrowing_initializer_constant_valid_p): Return
2461 NULL_TREE if ENDTYPE is not an integer.
2463 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2466 * tree-ssa.c (execute_update_addresses_taken): Also update
2467 DECL_GIMPLE_REG_P for vector and complex types.
2469 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2470 Jan Hubicka <jh@suse.cz>
2473 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2474 empty before freeing them.
2475 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2477 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2479 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2480 * config/xtensa/predicates.md (tls_symbol_operand): New.
2481 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2482 (TARGET_CANNOT_FORCE_MEM): Define.
2483 (xtensa_tls_symbol_p): New.
2484 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2485 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2486 (xtensa_tls_module_base): New.
2487 (xtensa_call_tls_desc): New.
2488 (xtensa_legitimize_tls_address): New.
2489 (xtensa_legitimize_address): Handle TLS symbols.
2490 (xtensa_tls_referenced_p_1): New.
2491 (xtensa_tls_referenced_p): New.
2492 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2494 (XTENSA_BUILTIN_THREAD_POINTER): New.
2495 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2496 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2497 builtin. Add declarations for __builtin_thread_pointer and
2498 __builtin_set_thread_pointer.
2499 (xtensa_fold_builtin): Recognize new builtins.
2500 (xtensa_expand_builtin): Expand new builtins.
2501 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2502 (TARGET_THREADPTR): Define.
2503 (HAVE_AS_TLS): Define default value.
2504 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2505 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2506 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2507 (UNSPECV_SET_TP): New.
2508 (sym_TPOFF, sym_DTPOFF): New.
2509 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2510 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2511 * configure: Regenerated.
2513 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2516 * config/ia64/ia64.c (ia64_optimization_options): Move
2517 checking and setting flag_schedule_insns_after_reload and
2518 ia64_flag_schedule_insns2 back to ...
2519 (ia64_override_options): Here.
2521 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2524 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2525 zero extend count after the correction to it is done.
2526 (doloop_optimize): Update call to doloop_modify, don't zero extend
2529 2008-09-18 Martin Jambor <mjambor@suse.cz>
2531 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2533 * ipa-prop.c: Correct comments.
2534 * ipa-prop.h: Likewise.
2536 2008-09-18 Jan Hubicka <jh@suse.cz>
2539 * ipa-reference.c (ipa_reference_local_vars_info_d,
2540 ipa_reference_global_vars_info_d,
2541 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2542 ipa_reference_vars_info_t): Move here from ipa-reference.h
2543 (node_duplication_hook_holder, node_removal_hook_holder): New.
2544 (get_reference_vars_info_from_cgraph): Rename to ...
2545 (get_reference_vars_info): ... this one, use cgraph uids.
2546 (get_local_reference_vars_info, get_global_reference_vars_info):
2547 Use cgraph instead of decl.
2548 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2550 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2551 ipa_reference_get_written_global,
2552 ipa_reference_get_not_written_global): Use cgraph argument.
2553 (check_call): Simplify avail check.
2554 (scan_stmt_for_static_refs): Update.
2555 (propagate_bits): Update.
2556 (merge_callee_local_info): Remove.
2557 (init_function_info): Use cgraph nodes.
2558 (clean_function_local_data): Break out from ...
2559 (clean_function): ... here.
2560 (copy_local_bitmap, copy_global_bitmap): New functions.
2561 (duplicate_node_data, remove_node_data): New functions.
2562 (generate_summary): Register hooks; use visibility instead of
2564 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2565 * ipa-reference.h (ipa_reference_local_vars_info_d,
2566 ipa_reference_global_vars_info_d,
2567 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2568 ipa_reference_vars_info_t): Move to ipa-reference.c
2569 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2571 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2572 ipa_reference_get_not_read_global,
2573 ipa_reference_get_not_written_global): Update prototype.
2574 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2575 (init_state): Remove.
2576 (node_duplication_hook_holder, node_removal_hook_holder): New.
2577 (get_function_state, set_function_state): Use VECtor.
2578 (analyze_function): Check body availability.
2579 (add_new_function): Likewise.
2580 (duplicate_node_data, remove_node_data): New.
2581 (generate_summary): Register hooks; do not care about clones.
2582 (propafate): Do not care about clones; recursive functions are
2584 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2585 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2586 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2588 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2589 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2590 Update call of ipa-reference accesors.
2592 2008-09-18 Simon Baldwin <simonb@google.com>
2594 * c-opts.c (c_common_handle_option): Add handling for
2595 -Wbuiltin-macro-redefined command line option.
2596 * c.opt: Added builtin-macro-redefined option.
2597 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2600 2008-09-18 Richard Guenther <rguenther@suse.de>
2602 PR tree-optimization/37258
2603 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2604 and signedness for integral types.
2605 (vn_phi_eq): Require compatible types.
2607 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2610 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2611 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2613 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2614 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2615 ggc_free other TREE_LIST nodes from that chain.
2616 * function.c (instantiate_decls): Instantiate also DECL_RTL
2617 of vars in cfun->local_decls, free that list afterwards.
2619 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2621 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2622 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2624 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2626 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2627 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2629 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2631 PR tree-optimization/37102
2632 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2633 from a node. Check to see if another PHI is dead.
2634 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2635 remove real PHIs which have no uses.
2636 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2638 2008-09-18 Richard Guenther <rguenther@suse.de>
2641 * tree-cfg.c (remove_useless_stmts_1): Remove
2642 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2644 2008-09-18 Nick Clifton <nickc@redhat.com>
2646 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2647 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2648 to frv_secondary_reload_class.
2649 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2650 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2651 (frv_secondary_reload_class): Omit unused parameter.
2652 (frv_secondary_reload): New function. Handle the case when
2653 secondary_reload_class() is called before the reload_(in|out)
2654 _optabs have been initialised.
2655 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2657 * config/frv/frv.md: Define an exclusion set between fr550_m0
2660 2008-09-18 Richard Guenther <rguenther@suse.de>
2662 PR tree-optimization/37456
2663 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2664 want to insert after ends a BB insert on the single fallthru
2667 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2669 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2670 Mention -march=z9-109, z9-ec and z10.
2672 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2674 PR rtl-optimization/37544
2675 * regrename.c (maybe_mode_change): Exit early when copy_mode
2676 is narrower than orig_mode and narrower than new_mode.
2678 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2681 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2683 * sched-rgn.c (ref_counts): Remove.
2684 (insn_referenced): New static variable.
2685 (INSN_REF_COUNT): Remove.
2686 (sched_run_compute_dependencies): Use insn_referenced instead of
2688 (add_branch_dependences): Likewise. Delete dead assignment.
2690 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2692 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2693 consumer is an asm. Add comment why this is important.
2694 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2695 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2697 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2699 * expr.c (emit_group_store): Do not shift before moving via a
2702 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2704 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2705 from aggregate to non-aggregate type if the bit pattern is not fully
2706 preserved afterwards.
2708 2008-09-17 Richard Guenther <rguenther@suse.de>
2710 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2711 (verify_gimple_assign): ... this. Split into ...
2712 (verify_gimple_assign_unary): ... this,
2713 (verify_gimple_assign_binary): ... that,
2714 (verify_gimple_assign_single): ... and this.
2715 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2716 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2717 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2718 (verify_types_in_gimple_reference): Be forgiving with
2720 (verify_gimple_phi): Deal with virtual operands.
2722 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2724 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2726 * tree.c (get_callee_fndecl): Don't call the language hook.
2727 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2728 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2729 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2731 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2733 * tree.c (protected_set_expr_location): Don't unnecessarily
2734 check for error_mark_node.
2736 2008-09-17 Art Haas <ahaas@impactweather.com>
2738 * ipa-reference.c (analyze_function): Declare step only if
2739 ENABLE_CHECKING is defined.
2741 2008-09-17 Jan Hubicka <jh@suse.cz>
2744 * tree.h (DECL_INLINE): remove.
2745 (DECL_DECLARED_INLINE_P): Update docs.
2746 (DECL_NO_INLINE_WARNING_P): new.
2747 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2748 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2750 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2751 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2754 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2757 2008-09-17 Jan Hubicka <jh@suse.cz>
2759 * ipa-reference.c (ipa_obstack): Remove.
2760 (local_info_obstack, global_info_obstack): New.
2761 (add_static_var): We now handle variables only.
2762 (mark_address_taken, mark_load, mark_store): New functions based on ...
2763 (check_operand): ... remove.
2764 (get_asm_stmt_operands): Rename to ...
2765 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2766 (scan_stmt_for_static_refs): Rewrite.
2767 (scan_op_for_static_refs): Rename to ...
2768 (scan_initializer_for_static_refs): do not look for VAR_DECL
2769 initializers; stop recursion on types and decls.
2770 (ipa_init): Use proper obstacks.
2771 (analyze_variable): Use scan_initializer_for_static_refs.
2772 (init_function_info): Use local obstack.
2773 (analyze_function): Simplify.
2774 (add_new_function): We don't need visited_nodes obstack.
2775 (generate_summary): Use proper obstacks; cleanup after propagation.
2777 2008-09-17 Richard Guenther <rguenther@suse.de>
2780 PR tree-optimization/37491
2781 * alias.c (get_alias_set): Use the canonical type.
2782 * tree-vect-transform.c (vectorizable_store): Use the type of
2783 the lhs for the vector type. Adjust checking.
2784 (vectorizable_load): Adjust checking.
2786 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2787 Adam Nemet <anemet@caviumnetworks.com>
2789 PR rtl-optimization/37483
2790 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2791 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2792 Rearrange code to better match the original comment. Check
2793 t_unconditional first. Improve comment.
2795 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2798 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2799 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2802 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2803 GIMPLE_TRY if cleanup sequence is empty.
2805 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2808 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2809 eliminate IV if the cost are the same.
2811 2008-09-16 Richard Guenther <rguenther@suse.de>
2814 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2817 2008-09-16 Richard Guenther <rguenther@suse.de>
2819 PR tree-optimization/37508
2820 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2822 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2824 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2826 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2828 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2829 use gen_floatdidf2 directly.
2830 (floatunssidf2): Likewise.
2831 (floatsidf_ppc64_mfpgpr): Remove.
2832 (floatsidf_ppc64): Remove.
2833 (floatunssidf_ppc64): Remove.
2835 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2837 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2838 rather than update_cost_queue.
2840 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2841 in every call starting with the second one, instead of only when
2842 alias_bitmap_obstack.elements != NULL.
2844 * tree-predcom.c (filter_suitable_components): Free all refs in
2845 act->refs vector before calling release_component.
2846 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2848 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2850 * tree-loop-linear.c (linear_transform_loops): Initialize
2851 lambda_obstack only after calling perfect_loop_nest_depth.
2852 Goto free_and_continue instead of just continue for later failures.
2855 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2858 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2860 2008-09-14 Andreas Schwab <schwab@suse.de>
2862 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2864 2008-09-14 Jan Hubicka <jh@suse.cz>
2866 * invoke.texi (-fconserve-stack): Document.
2867 * opts.c (decode_options): Handle conserve_stack.
2868 * common.opt (fconvserve_stack): New.
2870 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2872 * config.host: Add x-aix to host_xmake_file.
2873 * config/rs6000/t-aix52: Do not override LDFLAGS.
2874 * config/rs6000/x-aix: New file.
2876 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2882 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2883 is not recognized as a valid register usage. Allow REG_X to be used
2885 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2886 forces a reload when using a base register.
2888 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2890 * config/i386/cygming-crtend.c (register_frame_ctor): If
2891 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2892 directly with atexit.
2893 (deregister_frame_ctor): Rename to ...
2894 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2895 if !DEFAULT_USE_CXA_ATEXIT.
2897 2008-09-13 Jan Hubicka <jh@suse.cz>
2899 * cgraph.c: Include value-prof.h
2900 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2902 2008-09-13 Jan Hubicka <jh@suse.cz>
2905 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2906 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2907 tree_gen_one_value_profiler, tree_gen_average_profiler,
2908 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2910 2008-09-13 Jan Hubicka <jh@suse.cz>
2912 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2913 too many bytes on misalligned blocks.
2915 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2917 * doc/cfg.texi: Fix some typos.
2918 * doc/extend.texi: Likewise.
2919 * doc/install.texi: Likewise.
2920 * doc/invoke.texi: Likewise.
2921 * doc/rtl.texi: Likewise.
2922 * doc/tree-ssa.texi: Likewise.
2924 2008-09-13 Richard Guenther <rguenther@suse.de>
2927 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2928 gimple stores for memory rhs.
2930 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2932 PR rtl-optimization/37489
2933 * cse.c (fold_rtx): Don't return const_true_rtx for float
2934 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2936 2008-09-13 Jan Hubicka <jh@suse.cz>
2938 PR tree-optimization/37392
2939 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2941 2008-09-13 Martin Jambor <mjambor@suse.cz>
2942 Jan Hubicka <jh@suse.cz>
2944 * cgraph.c (free_edges): New variable.
2945 (NEXT_FREE_EDGE): New macro.
2946 (cgraph_free_edge): New function.
2947 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2948 (cgraph_node_remove_callees): Likewise.
2949 (cgraph_node_remove_callers): Likewise.
2950 (cgraph_create_edge): Reuse edges from the free list. Do not
2951 update uid if doing so.
2952 (cgraph_remove_*_hook): Add free call.
2954 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2956 * ira-color.c (conflict_allocno_vec): Delete.
2957 (update_cost_queue_elem): New structure.
2958 (update_cost_queue): New variable.
2959 (update_cost_queue_tail): Likewise.
2960 (update_cost_queue_elems): Likewise.
2961 (allocno_update_cost_check): Delete.
2962 (initiate_cost_update): Allocate update_cost_queue_elems
2963 instead of allocno_update_cost_check.
2964 (finish_cost_update): Update the free()s accordingly.
2965 (start_update_cost): New function.
2966 (queue_update_cost): Likewise.
2967 (get_next_update_cost): Likewise.
2968 (update_copy_costs_1): Inline into...
2969 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2970 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2971 once we've established they are equal. Don't allocate update
2972 costs if there is nothing to add to them.
2973 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2974 DIVISOR arguments. Use a queue instead of recursive calls;
2975 process all the allocnos in the initial queue, rather than
2977 (assign_hard_reg): Use queue_update_cost instead of
2978 conflict_allocno_vec. Queue coalesced allocnos instead
2979 of calling update_conflict_hard_regno_costs for each one.
2980 Just call update_conflict_hard_regno_costs once for the
2982 (ira_color): Remove conflict_allocno_vec handling.
2984 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2986 PR tree-optimization/37484
2987 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2988 (save_var_name): Same.
2989 (initialize_cloog_names): Same.
2990 (initialize_cloog_names): Same.
2992 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2994 * tree-scalar-evolution.c (set_instantiated_value): Set
2997 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3001 * ira-build.c (common_loop_tree_node_dominator): Remove.
3002 (copy_live_ranges_to_removed_store_destinations): New function.
3003 (regno_top_level_allocno_map): Move to top level from ...
3004 (ira_flattening): ... here. Use
3005 copy_live_ranges_to_removed_store_destinations.
3007 * ira-emit.c (generate_edge_moves): Fix a comment.
3009 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3012 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3013 scratch register after 'set' pattern.
3015 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3017 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3018 information passed to mark_reg_pointer.
3019 * explow.c (force_reg): Likewise.
3021 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3023 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3024 when building for the celledp architecture.
3026 2008-09-12 Richard Guenther <rguenther@suse.de>
3028 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3030 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3032 PR rtl-optimization/37424
3033 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3034 the regnos instead of the addresses.
3036 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3038 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3040 2008-09-11 Richard Guenther <rguenther@suse.de>
3042 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3043 entering the weaker equivalence recording.
3045 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3047 2008-09-11 Jeff Law <law@redhat.com>
3049 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3050 by assign_stack_local on the IRA path for stack slot sharing
3051 as well as the non-IRA path.
3053 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3055 * config/i386/i386.h: Fix whitespace issues.
3057 2008-09-11 Martin Jambor <mjambor@suse.cz>
3059 * ipa-prop.h (struct ipa_param_flags): Removed.
3060 (struct ipa_param_descriptor): New structure.
3061 (struct ipa_node_params): ipcp_lattices, param_decls and
3062 param_flags moved to ipa_param_description.
3063 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3064 descriptors. Renamed all users.
3065 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3066 changed to access descriptors. Renamed all users.
3067 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3068 to access descriptors. Renamed all users.
3069 * ipa-cp.c (ipcp_init_cloned_node): Call
3070 ipa_initialize_node_params instead of ipa_count_formal_params and
3071 ipa_create_param_decls_array.
3072 (ipcp_analyze_node): Likewise.
3073 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3074 descriptors. Renamed all users.
3075 (ipcp_initialize_node_lattices): Remove allocation.
3076 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3077 ipa_initialize_node_params instead of ipa_count_formal_params and
3078 ipa_create_param_decls_array.
3079 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3080 ipa_populate_param_decls, made static, added parameter info,
3081 renamed mt to node, removed allocation, changed to use
3083 (ipa_count_formal_params): Made static, added parameter info,
3085 (ipa_initialize_node_params): New function.
3086 (ipa_check_stmt_modifications): Changed to use descriptors.
3087 (ipa_detect_param_modifications): Removed allocation, changed to
3089 (ipa_note_param_call): Changed to use descriptors.
3090 (ipa_analyze_params_uses): Removed allocation.
3091 (ipa_free_node_params_substructures): Changed to use descriptors.
3092 (ipa_edge_duplication_hook): Use the unused attribute.
3093 (ipa_node_duplication_hook): Use the unused attribute, changed to
3094 use descriptors, changed to duplicate descriptors.
3096 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3097 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3098 indirect inlining. Made static.
3099 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3100 functions called only once.
3101 (cgraph_decide_recursive_inlining): Don't call
3102 ipa_propagate_indirect_call_infos, pass new_edges to
3103 cgraph_mark_inline_edge instead.
3104 (cgraph_decide_inlining_of_small_functions): Don't call
3105 ipa_propagate_indirect_call_infos, pass new_edges to
3106 cgraph_mark_inline_edge instead.
3107 (cgraph_decide_inlining): Don't call
3108 ipa_propagate_indirect_call_infos.
3109 * ipa-prop.c: Check that vectors are allocated.
3111 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3112 iff a new cgraph edges have been created.
3113 (cgraph_decide_inlining): New variable redo_always_inline.
3114 Flattening and always_inlining loop until callgraph stabilizes.
3115 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3116 true iff new cgraph edges have been created.
3117 (propagate_info_to_inlined_callees): Likewise.
3118 (ipa_propagate_indirect_call_infos): Likewise.
3120 2008-09-11 Richard Guenther <rguenther@suse.de>
3122 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3123 (set_prologue_iterations): Likewise.
3124 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3126 (vect_update_init_of_dr): Likewise.
3127 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3129 * fold-const.c (fold_unary): Do not generate calculations
3132 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3134 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3135 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3136 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3138 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3140 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3141 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3142 before finalizing the changes.
3143 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3145 (simplify_truth_ops_using_ranges): New.
3146 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3147 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3148 whether a simplification was made.
3149 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3150 use a switch statement and also call simplify_truth_ops_using_ranges.
3152 2008-09-11 Jan Hubicka <jh@suse.cz>
3154 * ggc-common.c (loc_array): Make static.
3155 * dce.c (rest_of_handle_ud_dce): Free worklist.
3157 2008-09-11 Jan Hubicka <jh@suse.cz>
3159 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3160 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3161 function so we are sure we do not dangle it forever.
3162 * function.c (outer_function_chain, find_function_data): Remove.
3163 (function_context_stack): New.
3164 (push_function_context, pop_function_context): Update.
3165 * function.h (struct function): Remove pointer outer.
3166 (outer_function_chain, find_function_data): Remove.
3167 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3169 2008-09-11 Jan Hubicka <jh@suse.cz>
3172 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3174 2008-09-11 Jan Hubicka <jh@suse.cz>
3176 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3178 2008-09-11 Jan Hubicka <jh@suse.cz>
3180 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3181 (free_var_map_entry): New function.
3182 (redirect_edge_var_map_destroy): Use it.
3184 2008-09-11 Jan Hubicka <jh@suse.cz>
3187 * tree-inline.c (add_lexical_block): Replace with ...
3188 (prepend_lexical_block): ... prepend at begginig.
3189 (remap_blocks): Use it and reverse later.
3190 (expand_call_inline): Use prepend_lexical_block.
3192 2008-09-11 Jan Hubicka <jh@suse.cz>
3194 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3196 2008-09-11 Jan Hubicka <jh@suse.cz>
3198 * function.c (free_after_compilation): Call insn_locators_free.
3199 * cfglayout.c (insn_locators_free): New function.
3200 * rtl.h (insn_locators_free): Declare.
3202 2008-09-11 Jan Hubicka <jh@suse.cz>
3204 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3206 (cond_move_process_if_block): Update call.
3208 2008-09-11 Jan Hubicka <jh@suse.cz>
3210 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3211 * vec.c: Include hashtab.h
3212 (vec_descriptor, ptr_hash_entry): New structures.
3213 (vec_desc_hash, vec_ptr_map): New static variables.
3214 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3215 register_overhead, free_overhead, vec_heap_free): New functions.
3216 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3217 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3218 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3221 2008-09-11 Ira Rosen <irar@il.ibm.com>
3223 PR tree-optimization/37474
3224 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3225 length of load permutation.
3227 2008-09-11 Andreas Schwab <schwab@suse.de>
3229 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3231 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3234 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3235 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3236 simplify_gen_subreg.
3238 2008-09-11 Ira Rosen <irar@il.ibm.com>
3240 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3243 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3246 * gimplify.c (gimplify_body): Call default_rtl_profile.
3249 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3250 instead of tok->val.node if not expanding to something else. Handle
3251 intervening CPP_PADDING tokens.
3252 (altivec_categorize_keyword): Remove unneeded comparisons.
3254 2008-09-10 Richard Guenther <rguenther@suse.de>
3256 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3258 2008-09-10 Richard Guenther <rguenther@suse.de>
3261 * tree-inline.c (insert_init_stmt): Make sure to not
3262 insert invalid gimple stores.
3264 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3266 PR tree-optimization/37388
3267 * toplev.c (process_options): Fail and warn when graphite
3268 flags are used, but the compiler has not been configured
3269 with graphite libraries.
3270 * graphite.c (graphite_transform_loops): Remove printfs
3271 to dump_file for the case when graphite is not available.
3273 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3276 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3277 the even element into register.
3278 (ix86_expand_vector_init_general): Don't use
3279 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3280 if we can't move from GPR to SSE register directly.
3282 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3284 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3285 not lose track of the number of NOPs needed. Number of NOPs needed
3286 for sync vs. loads workaround was switched; corrected. Run second
3287 pass for all workarounds. No NOPs needed after call insns. Change
3288 second pass to use find_next_insn_start and find_load helpers in order
3289 to properly detect parallel insns.
3290 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3292 2008-09-10 Jan Hubicka <jh@suse.cz>
3294 * value-prof.c (gimple_ic): Fix tuplification bug.
3295 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3298 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3300 PR tree-optimization/37353
3301 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3302 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3303 calls instead of cond_dead_built_in_calls.
3304 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3305 initalize the vector only before adding first entry. Use VEC_safe_push
3306 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3307 shrink_wrap_conditional_dead_built_in_calls call.
3309 2008-09-10 Ira Rosen <irar@il.ibm.com>
3311 PR tree-optimization/37385
3312 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3313 argument, and use it as a vector type if not NULL.
3314 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3316 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3317 additional argument.
3318 (vectorizable_load): Likewise.
3320 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3322 * config/i386/i386.md (SWI32): New mode iterator.
3323 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3326 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3328 PR rtl-optimization/37435
3329 * caller-save.c (insert_restore, insert_save): Check the mode by
3332 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3335 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3337 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3340 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3342 * doc/invoke.texi (ARM Options): Correct errors in discussion
3343 of -mfloat-abi, -mhard-float, and -msoft-float.
3345 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3346 Jan Hubicka <jh@suse.cz>
3349 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3350 calling gimple_regimplify_operands on it. Iterate over all newly
3351 added statements, not just the last one.
3352 (insert_init_stmt): Insert stmt into seq first, then call
3353 gimple_regimplify_operands on it. Don't create new gimplification
3354 context, nor find referenced vars.
3356 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3359 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3360 to pointer to vector pointer.
3361 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3362 propagate_info_to_inlined_callees): Likewise.
3363 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3364 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3365 ipa_check_create_edge_args.
3366 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3367 argument to pointer to vector pointer.
3368 (cgraph_decide_inlining_of_small_function): Adjust
3369 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3373 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3374 optimizing for size, not speed.
3376 PR rtl-optimization/37408
3377 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3378 if parm is promoted.
3380 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3382 PR tree-optimization/37375
3383 * tree-scalar-evolution.c (scev_info_str): Add field
3385 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3386 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3387 set_instantiated_value): Pass instantiated_below.
3388 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3390 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3391 the definitions are not instantiated.
3393 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3394 (block_before_loop): New.
3395 * tree-data-ref.c (dr_analyze_indices): Update uses of
3397 * graphite.c (block_before_scop): New.
3398 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3399 basic block, not a loop for determining the parameters.
3400 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3402 (idx_record_params, find_params_in_bb, find_scop_parameters,
3403 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3404 to instantiate_scev.
3406 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3408 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3412 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3414 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3415 Check zero freq and increase if necessary.
3417 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3419 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3420 regno is in the right range. Add comments.
3422 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3424 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3426 * mips-tfile.c (copy_object): Cast alloca result to int *.
3427 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3429 Rename class to sclass.
3430 (read_tfile): Cast read_seek return values to proper types.
3431 Cast xcalloc return value to proper type.
3433 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3435 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3436 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3437 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3439 2008-09-09 Jan Hubicka <jh@suse.cz>
3441 * profile.c (is_edge_inconsistent): Add debug output; ignore
3442 negative count on fake edges.
3443 (is_inconsistent): Add debug output.
3445 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3447 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3449 (choose_ready): When first insn is chosen from the ready list, also
3452 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3454 PR rtl-optimization/37360
3455 * haifa-sched.c (max_issue): Do not assert that we never issue more
3456 insns than issue_rate. Add comment.
3458 2008-09-09 Richard Guenther <rguenther@suse.de>
3460 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3461 (verify_types_in_gimple_call): Rename to ...
3462 (verify_gimple_call): ... this. Enhance.
3463 (verify_types_in_gimple_cond): Remove.
3464 (verify_gimple_comparison): New function ...
3465 (verify_types_in_gimple_assign): ... split out from here.
3466 (verify_types_in_gimple_return): Rename to ...
3467 (verify_gimple_return): ... this. Enhance.
3468 (verify_types_in_gimple_switch): Rename to ...
3469 (verify_gimple_switch): ... this. Enhance.
3470 (verify_gimple_goto): New function.
3471 (verify_types_in_gimple_phi): Rename to ...
3472 (verify_gimple_phi): ... this. Enhance.
3473 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3474 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3475 (verify_types_in_gimple_seq_2): Remove cases handled in
3476 verify_types_in_gimple_stmt.
3478 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3480 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3481 (push_multiple_operation, pop_multiple_operation): Set it.
3482 (workaround_rts_anomaly): New function.
3483 (workaround_speculation): New function, broken out of bfin_reorg.
3484 (bfin_reorg): Call the new functions.
3486 2008-09-09 Richard Guenther <rguenther@suse.de>
3490 * gimplify.c (gimplify_conversion): Change conversions of
3491 non-register type to VIEW_CONVERT_EXPRs.
3492 (gimplify_addr_expr): If we need to make the operand
3493 addressable make sure to use a properly initialized
3494 temporary for that so it gets a valid gimple store.
3496 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3498 * function.h (struct function): Add function_start_locus.
3499 * cfgexpand.c (gimple_expand_cfg): Use it.
3500 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3502 2008-09-09 Richard Guenther <rguenther@suse.de>
3504 PR tree-optimization/37433
3505 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3508 2008-09-09 Richard Guenther <rguenther@suse.de>
3510 PR tree-optimization/37387
3511 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3512 and bits to a common type.
3514 2008-09-09 Nick Clifton <nickc@redhat.com>
3516 * config/v850/v850.md (return): Restore frame size restriction.
3518 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3520 * c-common.c (c_expand_decl): Remove.
3521 * c-common.h (anon_aggr_type_p): Remove prototype.
3522 (DECL_ANON_UNION_ELEMS): Remove.
3523 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3524 * c-decl.c (anon_aggr_type_p): Remove.
3525 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3526 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3527 * langhooks.h (struct lang_hooks): Remove expand_decl.
3528 * langhooks.c (lhd_expand_decl): Remove.
3529 * stmt.c (expand_anon_union_decl): Remove.
3530 * tree.h (expand_anon_union_decl): Remove prototype.
3532 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3535 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3537 * config/avr/avr.md (QISI) : Define mode iterator.
3538 (negated_tst<mode>) : Redefine as split using mode macro.
3539 (reversed_tstqi): Define insn as reversed compare with zero.
3540 (reversed_tsthi): Ditto.
3541 (reversed_tstsi): Ditto.
3543 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3546 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3547 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3550 * predict.c (optimize_function_for_size_p): Don't segfault if
3552 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3553 tree_swap_operands_p): Don't test cfun != NULL before calling
3554 optimize_function_for_s*_p.
3556 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3558 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3561 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3563 * crx/crx.h (IRA_COVER_CLASSES): Define.
3565 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3568 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3569 even when a stmt has been gimple_modified_p, but after fold_stmt is
3570 not any longer. Remove unneeded may_have_exposed_new_symbols
3573 2008-09-08 Richard Guenther <rguenther@suse.de>
3575 PR tree-optimization/37421
3576 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3579 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3582 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3584 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3587 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3588 * pa-hpux10.h (LINK_SPEC): Likewise.
3589 * pa-hpux11.h (LINK_SPEC): Likewise.
3591 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3593 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3594 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3596 2008-09-07 Helge Deller <deller@gmx.de>
3598 * pa/linux-atomic.c: New file.
3599 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3600 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3602 2008-09-07 Richard Guenther <rguenther@suse.de>
3603 Ira Rosen <irar@il.ibm.com>
3605 PR tree-optimization/36630
3606 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3607 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3609 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3610 Ira Rosen <irar@il.ibm.com>
3612 PR tree-optimization/35642
3613 * config/rs6000/altivec.md (mulv8hi3): Implement.
3615 2008-09-06 Jeff Law <law@redhat.com>
3617 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3619 2008-09-06 Jan Hubicka <jh@suse.cz>
3621 PR tree-optimization/14703
3622 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3624 * passes.c (init_optimization_passes): Recompute inline parameters.
3626 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3628 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3631 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3632 Peter Fuerst <post@pfrst.de>
3634 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3635 * doc/extend.texi: Document __builtin_mips_cache.
3636 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3637 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3638 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3639 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3640 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3641 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3642 (set_push_mips_isas): New variable.
3643 (mips_r10k_cache_barrier): New variable.
3644 (cache): New availability predicate.
3645 (mips_builtins): Add an entry for __builtin_mips_cache.
3646 (mips_build_cvpointer_type): New function.
3647 (MIPS_ATYPE_CVPOINTER): New macro.
3648 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3650 (r10k_simplified_address_p, r10k_simplify_address)
3651 (r10k_uncached_address_p, r10k_safe_address_p)
3652 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3653 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3654 (r10k_insert_cache_barriers): New functions.
3655 (mips_reorg_process_insns): Delete cache barriers after a
3656 branch-likely instruction.
3657 (mips_reorg): Call r10k_insert_cache_barriers.
3658 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3659 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3660 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3661 (mips_cache, r10k_cache_barrier): New define_insns.
3663 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3665 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3666 * ira-color.c (setup_allocno_left_conflicts_num): Use
3667 hard_reg_set_equal_p instead of a comparison with
3668 ira_zero_hard_reg_set.
3669 * ira.c (setup_reg_subclasses): Likewise.
3670 (setup_cover_and_important_classes): Likewise.
3671 (setup_class_translate): Likewise.
3672 (setup_reg_class_intersect_union): Likewise.
3673 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3674 (ira_init_once): Don't initialize them.
3676 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3678 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3680 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3682 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3684 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3686 Improved branch hints, safe hints, and scheduling.
3688 * haifa-sched.c (sched_emit_insn) : Define.
3689 * sched-int.h (sched_emit_insn) : Add prototype.
3690 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3691 -mhint-max-distance -msafe-hints) : Document.
3692 * config/spu/spu.c (spu_flag_var_tracking): New.
3693 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3694 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3695 TARGET_ASM_FILE_START): Define.
3696 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3697 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3698 (spu_emit_branch_hint): Add blocks argument.
3699 (insert_branch_hints, insert_nops): Remove.
3700 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3701 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3702 spu_sched_reorder, asm_file_start): New functions.
3703 (clock_var, spu_sched_length, pipe0_clock,
3704 pipe1_clock, prev_clock_var, prev_priority,
3705 spu_ls_first, prev_ls_clock): New static variables.
3706 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3707 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3708 (nopn_nv): Add a non-volatile version of nop.
3709 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3710 -mhint-max-distance, -msafe-hints): New options.
3712 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3713 Samuel Tardieu <sam@rfc1149.net>
3715 * opts.c (decode_options): Combine nested if statements.
3718 * opts.c (decode_options): Handle more relationships among
3719 unit-at-a-time, toplevel-reorder, and section-anchors.
3721 2008-09-05 David Daney <ddaney@avtrex.com>
3723 * doc/install.texi (--enable-reduced-reflection): Document new option.
3725 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3727 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3729 (constantpool_operand): New.
3730 (move_operand): Disallow sub-word modes for the constant pool.
3731 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3732 (xtensa_secondary_reload_class): Replace with....
3733 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3734 Set icode for sub-word reloads from the constant pool.
3735 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3736 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3737 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3738 * config/xtensa/xtensa-protos.h: Update prototypes.
3740 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3742 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3743 (REG_CLASS_NAMES): Update.
3744 (REG_CLASS_CONTENTS): Update.
3745 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3746 of ALL_REGS for regs 77 and 78.
3747 * function.c (instantiate_virtual_regs_in_insn): Assert that
3748 return value of simplify_gen_subreg is not NULL.
3750 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3752 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3753 (gen_rtvec_v): Fix coding standards.
3755 2008-09-04 Jan Hubicka <jh@suse.cz>
3757 * i386.c (decide_alg): Be more conservative about optimizing for size.
3759 2008-09-04 Ian Lance Taylor <iant@google.com>
3761 * varasm.c (narrowing_initializer_constant_valid_p): New
3763 (initializer_constant_valid_p): Call it.
3765 2008-09-04 Jeff Law <law@redhat.com>
3767 * fold-const.c (native_encode_real): Fix computation of WORDS.
3768 (native_interpret_real): Likewise.
3770 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3772 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3774 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3776 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3777 that the cost is already taken into account in ira-costs.c
3779 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3781 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3782 ira_debug_copies): New.
3783 (ira_bulid): Call print_copies.
3785 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3787 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3790 * config/rs6000/rs6000.c (optimization_options): Remove check of
3791 flag_toplevel_order.
3793 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3795 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3796 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3797 second operand is a reg_imm10_operand.
3798 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3799 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3800 (*seq_<GPR:mode><GPR2:mode>): Rename to
3801 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3803 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3804 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3806 (*sne_<GPR:mode><GPR2:mode>): Rename to
3807 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3810 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3812 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3813 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3814 combining an arithmetic right shift by more than 31 and a
3815 trunction. Don't match for out-of-range shift amounts. Set
3816 attribute mode to <MODE>.
3817 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3818 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3819 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3820 shifts by less than 32.
3821 (extv): Change predicate on first operand to accept registers.
3822 Change predicate of the other operands from immediate_operand to
3823 const_int_operand. Expand exts when source is a register.
3824 (extzv): Change predicate of the constant operands from
3825 immediate_operand to const_int_operand.
3826 (extzv<mode>): Change predicate of the constant operands from
3827 immediate_operand to const_int_operand and no constraint. Also
3829 (*extzv_trunc<mode>_exts): New pattern.
3831 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3833 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3834 * config/mips/mips-protos.h (mask_low_and_shift_p,
3835 mask_low_and_shift_len): Declare.
3836 * config/mips/mips.c (mask_low_and_shift_p,
3837 mask_low_and_shift_len): New functions.
3838 (mips_print_operand): Handle new operand prefix "m".
3839 * config/mips/mips.md (*cins<mode>): New pattern.
3841 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3843 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3844 optimizing for size.
3846 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3848 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3849 regardless of epilogue_completed.
3851 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3854 * ira-lives.c (process_bb_node_lives): Check setjmp.
3856 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3859 * ira-build.c (form_loop_tree): Reverse BB walk.
3860 (create_bb_allocnos): Likewise.
3861 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3862 (mark_reg_store): Rename to...
3863 (mark_ref_live): ...this and take a df_ref argument instead of
3864 note_stores arguments. Assert that we have a register.
3865 (mark_reg_clobber): Delete.
3866 (def_conflicts_with_inputs_p): New function.
3867 (mark_reg_conflicts): Delete.
3868 (mark_reg_death): Rename to...
3869 (mark_ref_dead): ...this and take a df_ref argument instead of
3870 a register. Assert that we have a register.
3871 (process_bb_node_lives): Hoist frequency calculation out of
3872 instruction walk. Convert from a forwards scan to a backwards scan.
3873 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3874 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3875 (create_allocno_live_ranges): Don't create regs_set.
3877 2008-09-04 Ian Lance Taylor <iant@google.com>
3879 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3880 or REG_LABEL_TARGET.
3881 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3882 comparing MODE with MEM.
3883 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3884 comparing with GF_PREDICT_TAKEN.
3885 (gimple_get_lhs): Change code to enum gimple_code.
3886 (gimple_set_lhs): Likewise.
3887 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3888 * omp-low.c (find_omp_clause): Change kind parameter to enum
3890 * tree-flow.h (find_omp_clause): Update declaration.
3891 * regrename.c (clear_dead_regs): Change kind parameter to enum
3893 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3895 * see.c (see_get_extension_data): Change return type to enum
3896 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3897 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3898 (see_gen_normalized_extension): Change extension_code parameter to
3900 (see_seek_pre_extension_expr): Change extension_code to enum
3902 (see_merge_one_def_extension): Likewise.
3903 (see_handle_relevant_defs): Likewise.
3904 (see_handle_relevant_uses): Likewise.
3905 (see_analyze_one_def): Likewise.
3906 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3907 GIMPLE_ASM rather than ASM_EXPR.
3908 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3909 GIMPLE_RETURN rather than RETURN_EXPR.
3910 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3911 (evaluate_stmt): Likewise.
3912 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3913 to enum vect_relevant.
3914 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3915 compare gimple codes with tree codes.
3917 2008-09-04 Paul Brook <paul@codesourcery.com>
3919 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3921 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3923 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3924 pointer check lost in the recent no-unit-at-a-time patch.
3926 2008-09-04 Jan Hubicka <jh@suse.cz>
3929 * tree-switch-conversion.c (check_final_bb): Accept only IP
3932 2008-09-04 Jan Hubicka <jh@suse.cz>
3934 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3936 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3937 using_ranges argument.
3938 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3939 (vrp_visit_cond_stmt): Update call of
3940 vrp_evaluate_conditional_warnv_with_ops
3942 2008-09-04 Jan Hubicka <jh@suse.cz>
3944 PR tree-optimization/37345
3945 PR tree-optimization/37358
3946 PR tree-optimization/37357
3947 * tree.c (build_function_type_skip_args): Build distinct type copy;
3949 (build_function_decl_skip_args): Set type of new decl not orig decl;
3950 clear DECL_VINDEX for methods turned into functions.
3952 2008-09-04 Nick Clifton <nickc@redhat.com>
3954 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3955 * configure: Regenerate.
3956 * config.in: Regenerate.
3957 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3958 alignment field, if it is supported.
3960 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3962 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3965 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3967 * config/rs6000/rs6000.c (processor_target_table): Do not
3968 enable VMX for POWER6.
3970 2008-09-03 Anton Blanchard <anton@samba.org>
3972 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3973 emit memory barrier before operation.
3975 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3978 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3979 default_elf_asm_output_external.
3981 2008-09-03 Jeff Law <law@redhat.com>
3983 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3985 2008-09-03 Richard Henderson <rth@redhat.com>
3987 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3988 memory barrier to below the test-and-set.
3989 (alpha_split_lock_test_and_set_12): Likewise.
3991 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3995 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3998 * ira-color.c (print_loop_title): Use all_allocnos.
3999 (color_pass): Ditto. Don't add border_allocnos. Check that
4000 subloop allocno in the correspdoning bitmap all_allocnos.
4002 * ira-emit.c (change_loop): Use all_allocnos.
4004 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4005 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4006 (create_cap_allocno): Remove setting mentioned_allocnos.
4007 (create_insn_allocnos): Ditto.
4008 (remove_unnecessary_allocnos): Use all_allocnos.
4009 (check_allocno_creation): Check that allocnos are in the
4010 corresponding bitmap all_allocnos.
4012 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4016 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4017 (process_regs_for_copy): Process subregs. Refine check when cost
4018 is taken into account in ira-costs.c.
4019 (process_reg_shuffles): Use REG_SUBREG_P.
4020 (add_insn_allocno_copies): Ditto. Ignore modes.
4022 * ira-color.c (conflict_allocno_vec): New.
4023 (COST_HOP_DIVISOR): New macro.
4024 (update_copy_costs_1): Use it.
4025 (update_conflict_hard_regno_costs): New function.
4026 (assign_hard_reg): Use it.
4027 (ira_color): Allocate and free conflict_allocno_vec.
4029 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4033 * ira-int.h (ira_sort_insn_chain): Remove.
4035 * ira.c (basic_block_order_nums, chain_insn_order,
4036 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4037 (ira): Don't call ira_sort_insn_chain.
4039 * reload1.c (reload): Don't call ira_sort_insn_chain.
4041 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4044 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4045 which become non throw.
4046 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4047 update_call_expr after updating the flags on the decl.
4049 2008-09-03 Jan Hubicka <jh@suse.cz>
4051 PR tree-optimization/37315
4052 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4053 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4054 (cgraph_analyze_functions): Use node->analyzed
4055 (cgraph_mark_functions_to_output): Likewise.
4056 (cgraph_expand_function): All functions can be released after
4058 (cgraph_optimize): Use gimple_has_body_p.
4059 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4060 (cgraph_decide_inlining_incrementally): Likewise.
4061 (inline_transform): Inline transform.
4062 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4064 (inlinable_function_p): Drop gimple_body check.
4065 (expand_call_inline): Use gimple_has_body_p.
4066 * gimple.c (gimple_has_body_p): New.
4067 * gimple.h (gimple_has_body_p): Add prototype.
4068 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4069 (dump_function_to_file): Use gimple_has_body_p check.
4071 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4074 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4076 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4078 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4080 From Michael Frysinger <michael.frysinger@analog.com>
4081 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4082 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4085 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4088 * doc/extend.texi: Document picoChip builtin functions.
4089 * doc/invoke.texi: Document picoChip options.
4090 * doc/contrib.texi: Add picoChip contribution.
4091 * doc/md.texi: Document picoChip constraints.
4092 * config.gcc: Add picochip-*-*.
4093 * config/picochip/: Add new port.
4095 2008-09-03 Richard Guenther <rguenther@suse.de>
4097 PR tree-optimization/37328
4098 * tree-sra.c (sra_build_assignment): Gimplify properly.
4099 (generate_copy_inout): Take the correct stmt as definition,
4100 remove bogus assert.
4102 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4104 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4107 From Michael Frysinger <michael.frysinger@analog.com>
4108 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4110 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4112 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4113 (__gthread_setspecific): Revert 2008-08-31 change to
4114 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4116 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4118 * diagnostic.c (error_at): New.
4119 * toplev.h (error_at): New prototype.
4120 * c-typeck.c (build_array_ref): Call error_at instead of error.
4121 Pass location to pedwarn.
4123 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4125 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4127 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4129 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4130 VAR_DECL and CONST_DECL.
4132 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4133 Jakub Jelinek <jakub@redhat.com>
4135 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4136 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4137 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4138 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4139 Don't set ix86_save_varrargs_registers.
4140 (ix86_setup_incoming_varargs): Assume cum != NULL.
4141 (ix86_va_start): Check ix86_varargs_gpr_size and
4142 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4143 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4144 from frame pointer if ix86_varargs_gpr_size == 0.
4145 (ix86_compute_frame_layout): Updated.
4146 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4147 (ix86_varargs_gpr_size): Define.
4148 (ix86_varargs_fpr_size): Likewise.
4149 (machine_function): Remove save_varrargs_registers.
4150 Add varargs_gpr_size and varargs_fpr_size.
4152 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4154 * config/alpha/alpha.c (va_list_skip_additions,
4155 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4156 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4159 PR tree-optimization/36766
4160 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4161 for already removed basic blocks.
4164 * real.c (real_maxval): Clear a lower bit to make real_maxval
4165 match get_max_float for IBM long double format.
4167 2008-09-02 Andreas Schwab <schwab@suse.de>
4169 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4170 * configure: Regenerate.
4172 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4174 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4175 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4176 checking for a non-VOID CONSTANT_P.
4178 2008-09-02 Jan Hubicka <jh@suse.cz>
4180 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4181 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4184 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4186 * expr.c (emit_group_store): Don't assert stack temp mode size.
4188 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4189 Tobias Grosser <grosser@fim.uni-passau.de>
4190 Jan Sjodin <jan.sjodin@amd.com>
4191 Harsha Jagasia <harsha.jagasia@amd.com>
4192 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4193 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4194 Adrien Eliche <aeliche@isty.uvsq.fr>
4196 Merge from graphite branch.
4199 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4200 * doc/invoke.texi (-floop-block, -floop-interchange,
4201 -floop-strip-mine): Document new flags.
4202 * tree-into-ssa.c (gimple_vec): Moved...
4203 * tree-loop-distribution.c (rdg_component): Moved...
4204 * cfgloopmanip.c: Include tree-flow.h.
4205 (update_dominators_in_loop): New.
4206 (create_empty_if_region_on_edge): New.
4207 (create_empty_loop_on_edge): New.
4208 (loopify): Use update_dominators_in_loop.
4209 * tree-pass.h (pass_graphite_transforms): Declared.
4210 * configure: Regenerate.
4211 * tree-phinodes.c (make_phi_node): Export.
4212 (add_phi_node_to_bb): New, split from create_phi_node.
4213 * tree-chrec.c (for_each_scev_op): New.
4214 * tree-chrec.h (for_each_scev_op): Declared.
4215 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4216 (remove_statement): Call get_phi_with_result.
4217 * config.in (HAVE_cloog): Undef.
4218 * gdbinit.in (pgg): New.
4219 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4220 * tree-ssa-loop.c (graphite_transforms): New.
4221 (gate_graphite_transforms): New.
4222 (pass_graphite_transforms): New.
4223 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4224 HAVE_cloog): Defined.
4225 * tree-vectorizer.c (rename_variables_in_bb): Export.
4226 * tree-data-ref.c (dr_may_alias_p): Export.
4227 (stmt_simple_memref_p): New.
4228 (find_data_references_in_stmt): Export.
4229 (find_data_references_in_loop): Export.
4230 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4231 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4232 (create_rdg_vertices): Export.
4233 (build_empty_rdg): New.
4234 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4235 * tree-data-ref.h (rdg_component): ... here.
4237 (struct data_reference): Add a field scop.
4239 (find_data_references_in_loop): Declared.
4240 (find_data_references_in_stmt): Declared.
4241 (create_rdg_vertices): Declared.
4242 (dr_may_alias_p): Declared.
4243 (stmt_simple_memref_p): Declared.
4244 (struct rdg_edge): Add a field ddr_p relation.
4245 (build_empty_rdg): Declared.
4246 * lambda.h (lambda_matrix): Declare a VEC of.
4247 (find_induction_var_from_exit_cond): Declared.
4248 (lambda_vector_compare): New.
4249 * common.opt (fgraphite, floop-strip-mine,
4250 floop-interchange, floop-block): New flags.
4251 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4252 * cfgloop.c (is_loop_exit): New.
4253 * cfgloop.h (is_loop_exit): Declared.
4254 (create_empty_if_region_on_edge): Declared.
4255 (create_empty_loop_on_edge): Declared.
4256 * tree-flow.h (add_phi_node_to_bb): Declared.
4257 (make_phi_node): Declared.
4258 (rename_variables_in_bb): Declared.
4259 (perfect_loop_nest_depth): Declared.
4260 (graphite_transform_loops): Declared.
4261 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4262 (graphite.o-warn): Add -Wno-error.
4263 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4264 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4265 (INCLUDES): Add PPLINC, CLOOGINC.
4266 (OBJS-common): Add graphite.o.
4267 (graphite.o): Add rule.
4268 * gimple.h (gimple_vec): ... here.
4269 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4270 * passes.c (init_optimization_passes): Schedule
4271 pass_graphite_transforms.
4273 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4276 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4277 and -fno-toplevel-reorder after handle_options.
4279 2008-09-02 Paul Brook <paul@codesourcery.com>
4281 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4282 (arm_override_options): Set arm_tune_cortex_a9.
4283 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4284 (arm_issue_rate): Handle cortexa9.
4285 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4286 * config/arm/arm-cores.def: Add cortex-a9.
4287 * config/arm/arm-tune.md: Regenerate.
4288 * config/arm/arm.md: Include cortex-a9.md.
4289 (generic_sched, generic_vfp): Add cortexa9.
4290 * config/arm/cortex-a9.md: New file.
4292 2008-09-02 Richard Guenther <rguenther@suse.de>
4294 PR tree-optimization/37327
4295 * tree-vrp.c (register_new_assert_for): Make sure to not have
4296 TREE_OVERFLOW set on the bound.
4298 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4300 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4302 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4303 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4306 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4308 * gcc/config/spu/spu.md (divdf3): Removed.
4310 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4312 PR tree-optimization/37095
4313 * cgraph.c (cgraph_node): When creating new cgraph node after
4314 assembler_name_hash has been populated, record it in the hash
4317 2008-09-01 Paul Brook <paul@codesourcery.com>
4319 * doc/invoke.texi: Document -mword-relocations.
4320 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4321 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4322 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4323 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4324 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4325 (arm_emit_movpair): New function.
4326 (arm_print_operand <c>): Handle sybolic addresses.
4327 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4328 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4329 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4330 * config/arm/arm.opt: Add -mword-relocations.
4331 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4332 (arm_movt, arm_movw): New.
4334 2008-09-01 Paul Brook <paul@codesourcery.com>
4336 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4337 Allow Interworking on ARMv4 EABI based targets.
4338 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4339 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4341 2008-09-01 Paul Brook <paul@codesourcery.com>
4343 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4344 optimized LT0 test. Remove optimization for GT.
4346 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4348 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4349 openmp applications.
4350 * pa-hpux11.h (LIB_SPEC): Likewise.
4352 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4355 2008-09-01 Jan Hubicka <jh@suse.cz>
4357 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4358 present, use only counts; when guessed use only frequencies.
4359 (estimate_bb_frequencies): Use function_frequency.
4360 * profile.c (compute_branch_probabilities): Exit early when
4361 profile reading failed. Set profile_status.
4362 (branch_prob): Do not set profile_status.
4364 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4366 * tree.c (protected_set_expr_location): New.
4367 * tree.h (protected_set_expr_location): New prototype.
4368 * c-tree.h (build_array_ref): Add argument.
4369 (parser_build_unary_op): Same.
4370 * c-typeck.c (build_indirect_ref): Handle new location argument.
4371 (build_array_ref): Same.
4372 (parser_build_unary_op): Same.
4373 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4375 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4377 * c-common.c (finish_label_address_expr): Handle new location argument.
4378 * c-common.h (build_indirect_ref): Add argument.
4379 (finish_label_address_expr): Same.
4380 * c-parser.c (c_parser_unary_expression): Pass location to build
4382 (c_parser_postfix_expression): Same.
4384 2008-09-01 Paul Brook <paul@codesourcery.com>
4386 * config/arm/arm.md: Include cortex-r4f.md.
4387 (attr fpu): Update type list.
4388 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4389 fconstd, fcmps and fcmpd.
4390 (attr tune_cortexr4): Define.
4391 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4392 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4393 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4394 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4395 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4396 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4397 cortex_a8_vfp_farith: Ditto.
4398 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4399 * config/arm/cortex-r4.md: Use tune_cortexr4.
4400 * config/arm/cortex-r4f.md: New file.
4402 2008-09-01 Richard Guenther <rguenther@suse.de>
4404 PR tree-optimization/37305
4405 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4406 the result of constant conversions.
4407 (fold_gimple_assign): Likewise.
4409 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4411 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4412 #ifdef ENABLE_CHECKING.
4414 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4416 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4417 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4418 when !INSN_SCHEDULING.
4420 2008-09-01 Andreas Schwab <schwab@suse.de>
4422 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4424 2008-09-01 Paul Brook <paul@codesourcery.com>
4426 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4428 2008-09-01 Jan Hubicka <jh@suse.cz>
4430 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4432 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4434 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4435 * gimplify.c (gimplify_init_constructor): Add speed operand.
4436 * tree-sra.c (decide_block_copy): Likewise.
4437 * tree-inline.c (estimate_move_cost): Likewise.
4438 * config/alpha/alpha.h (MOVE_RATIO): Update.
4439 * config/frv/frv.c (MOVE_RATIO): Update.
4440 * config/spu/spu.h (MOVE_RATIO): Update.
4441 * config/sparc/sparc.h (MOVE_RATIO): Update.
4442 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4443 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4444 * config/cris/cris.h (MOVE_RATIO): Update.
4445 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4446 * config/arm/arm.h (MOVE_RATIO): Update.
4447 * config/pa/pa.md: Update uses of MOVE_RATIO
4448 * config/pa/pa.h (MOVE_RATIO): Update.
4449 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4450 CLEAR_RATIO, SET_RATIO): Update.
4451 * config/h8300/h8300.h (MOVE_RATIO): Update.
4452 * config/v850/v850.h (MOVE_RATIO): Update.
4453 * config/bfin/bfin.h (MOVE_RATIO): Update.
4455 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4456 Dmitry Melnik <dm@ispras.ru>
4457 Dmitry Zhurikhin <zhur@ispras.ru>
4458 Alexander Monakov <amonakov@ispras.ru>
4459 Maxim Kuvyrkov <maxim@codesourcery.com>
4461 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4462 sel-sched-dump.c, sel-sched-ir.c: New files.
4463 * Makefile.in (OBJS-common): Add selective scheduling object files.
4464 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4465 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4466 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4467 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4468 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4469 (make_forwarder_block): Update loop latch if we have redirected
4470 the loop latch edge.
4471 * cfgloop.c (get_loop_body_in_custom_order): New function.
4472 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4473 (CP_FALLTHRU_PREHEADERS): Likewise.
4474 (get_loop_body_in_custom_order): Declare.
4475 * cfgloopmanip.c (has_preds_from_loop): New.
4476 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4477 Assert that the preheader edge will be fall thru when it is set.
4478 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4479 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4480 fsel-sched-substitution, fselective-scheduling): New flags.
4481 * cse.c (hash_rtx_cb): New.
4483 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4484 sel_sched_insn_cnt): New counters.
4485 * final.c (compute_alignments): Export. Free dominance
4486 info after loop_optimizer_finalize.
4487 * genattr.c (main): Output maximal_insn_latency prototype.
4488 * genautomata.c (output_default_latencies): New.
4489 Factor its code from ...
4490 (output_internal_insn_latency_func): ... here.
4491 (output_internal_maximal_insn_latency_func): New.
4492 (output_maximal_insn_latency_func): New.
4493 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4494 (struct hard_reg_set_iterator): New.
4495 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4496 hard_reg_set_iter_next): New functions.
4497 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4498 * lists.c (remove_free_INSN_LIST_node,
4499 remove_free_EXPR_LIST_node): New functions.
4500 * loop-init.c (loop_optimizer_init): When
4501 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4502 calling create_preheaders.
4503 (loop_optimizer_finalize): Do not verify flow info after reload.
4504 * recog.c (validate_replace_rtx_1): New parameter simplify.
4505 Default it to true. Update all uses. Factor out simplifying
4507 (simplify_while_replacing): ... this new function.
4508 (validate_replace_rtx_part,
4509 validate_replace_rtx_part_nosimplify): New.
4510 * recog.h (validate_replace_rtx_part,
4511 validate_replace_rtx_part_nosimplify): Declare.
4512 * rtl.c (rtx_equal_p_cb): New.
4513 (rtx_equal_p): Use it.
4514 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4515 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4516 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4517 * vecprim.h: Add a vector type for unsigned int.
4518 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4519 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4520 ready_try, cycle_issued_insns, spec_info): Make global.
4521 (readyp): Initialize.
4522 (dfa_lookahead): New global variable.
4523 (old_max_uid, old_last_basic_block): Remove.
4524 (h_i_d): Make it a vector.
4525 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4527 (after_recovery, adding_bb_to_current_region_p):
4528 New variables to handle correct insertion of the recovery code.
4529 (struct ready_list): Move declaration to sched-int.h.
4530 (rgn_n_insns): Removed.
4531 (rtx_vec_t): Move to sched-int.h.
4532 (find_insn_reg_weight): Remove.
4533 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4534 (haifa_init_h_i_d, haifa_finish_h_i_d):
4535 New functions to initialize / finalize haifa instruction data.
4536 (extend_h_i_d, init_h_i_d): Rewrite.
4537 (unlink_other_notes): Move logic to add_to_note_list. Handle
4538 selective scheduler.
4539 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4540 find_fallthru_edge): Make global, remove static prototypes.
4541 (max_issue): Make global. Add privileged_n and state parameters. Use
4543 (extend_global, extend_all): Removed.
4544 (init_before_recovery): Add new param. Fix the handling of the case
4545 when we insert a recovery code before the EXIT which has a predecessor
4546 with a fallthrough edge to it.
4547 (create_recovery_block): Make global. Rename to
4548 sched_create_recovery_block. Update.
4549 (change_pattern): Rename to sched_change_pattern. Make global.
4550 (speculate_insn): Rename to sched_speculate_insn. Make global.
4551 Split haifa-specific functionality into ...
4552 (haifa_change_pattern): New static function.
4553 (sched_extend_bb): New static function.
4554 (sched_init_bbs): New function.
4555 (current_sched_info): Change type to struct haifa_sched_info.
4556 (insn_cost): Adjust for selective scheduling.
4557 (dep_cost_1): New function. Move logic from ...
4558 (dep_cost): ... here.
4559 (dep_cost): Use dep_cost_1.
4560 (contributes_to_priority_p): Use sched_deps_info instead of
4562 (priority): Adjust to work with selective scheduling. Process the
4563 corner case when all dependencies don't contribute to priority.
4564 (rank_for_schedule): Use ds_weak instead of dep_weak.
4565 (advance_state): New function. Move logic from ...
4566 (advance_one_cycle): ... here.
4567 (add_to_note_list, concat_note_lists): New functions.
4568 (rm_other_notes): Make static. Adjust for selective scheduling.
4569 (remove_notes, restore_other_notes): New functions.
4570 (move_insn): Add two arguments. Update assert. Don't call
4572 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4573 Remove more_issue, max_points. Move the code to initialize
4574 max_lookahead_tries to max_issue.
4575 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4576 ready. Adjust use of move_insn. Call restore_other_notes.
4578 (sched_init, sched_finish): Move Haifa-specific initialization/
4580 (haifa_sched_init, haifa_sched_finish): ... respectively.
4582 (setup_sched_dump): New function.
4583 (haifa_init_only_bb): New static function.
4584 (haifa_speculate_insn): New static function.
4585 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4586 (extend_ready, extend_all): Remove.
4587 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4588 (create_check_block_twin, add_to_speculative_block): Use
4589 haifa_insns_init instead of extend_global. Update to use new
4590 initialization functions. Change parameter. Factor out code from
4591 create_check_block_twin to ...
4592 (sched_create_recovery_edges) ... this new function.
4593 (add_block): Remove.
4594 (sched_scan_info): New.
4595 (extend_bb): Use sched_scan_info.
4596 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4597 static functions for walking through scheduling region.
4598 (sched_luids): New vector variable to replace uid_to_luid.
4599 (luids_extend_insn): New function.
4600 (sched_max_luid): New variable.
4601 (luids_init_insn): New function.
4602 (sched_init_luids, sched_finish_luids): New functions.
4603 (insn_luid): New debug function.
4604 (sched_extend_target): New function.
4605 (haifa_init_insn): New static function.
4606 (sched_init_only_bb): New hook.
4607 (sched_split_block): New hook.
4608 (sched_split_block_1): New function.
4609 (sched_create_empty_bb): New hook.
4610 (sched_create_empty_bb_1): New function.
4611 (common_sched_info, ready): New global variables.
4612 (current_sched_info_var): Remove.
4613 (move_block_after_check): Use common_sched_info.
4614 (haifa_luid_for_non_insn): New static function.
4615 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4616 (increase_insn_priority): New.
4617 * modulo-sched.c: (issue_rate): Remove static declaration.
4618 (sms_sched_info): Change type to haifa_sched_info.
4619 (sms_sched_deps_info, sms_common_sched_info): New variables.
4620 (setup_sched_infos): New.
4621 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4622 Do not call regstat_free_calls_crossed.
4623 (sms_print_insn): Use const_rtx.
4624 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4625 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4626 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4627 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4628 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4629 current_sched_info to use it.
4630 (enum reg_pending_barrier_mode): Move to sched-int.h.
4631 (h_d_i_d): New variable. Initialize to NULL.
4632 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4634 (estimate_dep_weak): Remove static declaration.
4635 (sched_has_condition_p): New function. Adjust users of
4636 sched_get_condition to use it instead.
4637 (conditions_mutex_p): Add arguments indicating which conditions are
4639 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4640 argument to indicate whether returned condition is reversed. Do not
4641 generate new rtx when condition should be reversed; indicate it by
4642 setting new argument instead.
4643 (add_dependence_list_and_free): Add deps parameter.
4644 Update all users. Do not free dependence list when
4645 deps context is readonly.
4646 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4648 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4649 (remove_from_deps): New. Use the above functions.
4650 (cur_insn, can_start_lhs_rhs_p): New static variables.
4651 (add_or_update_back_dep_1): Initialize present_dep_type.
4652 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4653 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4654 haifa_note_dep): New functions implementing dependence hooks for
4655 the Haifa scheduler.
4656 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4657 note_dep): New functions.
4658 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4660 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4661 (free_deps): Initialize deps->reg_last.
4662 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4663 sched_analyze_insn): Update to use dependency hooks infrastructure
4664 and readonly contexts.
4665 (deps_analyze_insn): New function. Move part of logic from ...
4666 (sched_analyze): ... here. Also move some logic to ...
4667 (deps_start_bb): ... here. New function.
4668 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4670 (sched_deps_init): New function. Move code from ...
4671 (init_dependency_caches): ... here. Remove.
4672 (init_deps_data_vector): New.
4673 (sched_deps_finish): New function. Move code from ...
4674 (free_dependency_caches): ... here. Remove.
4675 (init_deps_global, finish_deps_global): Adjust for use with
4676 selective scheduling.
4677 (get_dep_weak): Move logic to ...
4678 (get_dep_weak_1): New function.
4679 (ds_merge): Move logic to ...
4680 (ds_merge_1): New static function.
4681 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4682 (ds_get_max_dep_weak): New function.
4683 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4684 (n_insns): Rename to rgn_n_insns.
4685 (debug_ebb_dependencies): New function.
4686 (init_ready_list): Use it.
4687 (begin_schedule_ready): Use sched_init_only_bb.
4688 (ebb_print_insn): Indicate when an insn starts a new cycle.
4689 (contributes_to_priority, compute_jump_reg_dependencies,
4690 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4691 (add_block1): Remove to ebb_add_block.
4692 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4693 (schedule_ebb): Initialize them. Use remove_notes instead of
4694 rm_other_notes. Use haifa_local_init/finish.
4695 (schedule_ebbs): Use haifa_sched_init/finish.
4696 * sched-int.h: Include vecprim.h, remove rtl.h.
4697 (struct ready_list): Delete declaration.
4698 (sched_verbose_param, enum sched_pass_id_t,
4699 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4700 (struct sched_scan_info_def): New structure.
4701 (sched_scan_info, sched_scan, sched_init_bbs,
4702 sched_init_luids, sched_finish_luids, sched_extend_target,
4703 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4704 (struct common_sched_info_def): New.
4705 (common_sched_info, haifa_common_sched_info,
4706 sched_emulate_haifa_p): Declare.
4708 (sched_luids): Declare.
4709 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4710 (sched_max_luid, insn_luid): Declare.
4711 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4712 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4713 print_insn, print_pattern, print_value, haifa_classify_insn,
4714 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4715 setup_sched_dump, sched_init, sched_finish,
4716 sel_insn_is_speculation_check): Export.
4717 (struct ready_list): Move from haifa-sched.c.
4718 (ready_try, ready, max_issue): Export.
4719 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4720 sched_init_only_bb, sched_split_block, sched_split_block_1,
4721 sched_create_empty_bb, sched_create_empty_bb_1,
4722 sched_create_recovery_block, sched_create_recovery_edges): Export.
4723 (enum reg_pending_barrier_mode): Export.
4724 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4726 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4727 print_insn field. Move add_block and fix_recovery_cfg to
4728 common_sched_info_def. Move compute_jump_reg_dependencies,
4730 (struct sched_deps_info_def): ... this new structure.
4731 (sched_deps_info): Declare.
4732 (struct spec_info_def): Remove weakness_cutoff, add
4733 data_weakness_cutoff and control_weakness_cutoff.
4734 (spec_info): Declare.
4735 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4737 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4738 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4739 (current_sched_info): Change type to struct haifa_sched_info.
4740 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4741 (h_d_i_d): New variable.
4742 (HDID): New accessor macro.
4743 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4744 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4746 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4747 (enum SCHED_FLAGS): Update for selective scheduler.
4748 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4749 (init_dependency_caches, free_dependency_caches): Delete declarations.
4750 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4751 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4752 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4753 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4754 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4756 (rm_other_notes): Delete declaration.
4757 (schedule_block): Remove one argument.
4758 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4759 ready_element, ready_lastpos, sched_extend_ready_list,
4760 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4761 concat_note_lists): Export.
4762 (struct region): Move from sched-rgn.h.
4763 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4764 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4765 BLOCK_TO_BB, CONTAINING_RGN): Export.
4766 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4767 (current_nr_blocks, current_blocks, target_bb): Likewise.
4768 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4769 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4770 sched_rgn_local_init, extend_regions,
4771 rgn_make_new_region_out_of_new_block, compute_priorities,
4772 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4773 extend_rgns, deps_join rgn_setup_common_sched_info,
4774 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4775 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4776 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4777 increase_insn_priority): Likewise.
4778 * sched-rgn.c: Include sel-sched.h.
4779 (ref_counts): New static variable. Use it ...
4780 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4781 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4782 (sched_is_disabled_for_current_region_p): Delete static declaration.
4783 (struct region): Move to sched-int.h.
4784 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4785 ebb_head): Define and initialize.
4786 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4787 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4788 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4790 (find_single_block_region): Add new argument to indicate that EBB
4791 regions should be constructed.
4792 (debug_live): Delete declaration.
4793 (current_nr_blocks, current_blocks, target_bb):
4794 Remove static qualifiers.
4795 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4797 (init_regions): Delete declaration.
4798 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4799 rgn_estimate_number_of_insns): New.
4800 (too_large): Use estimate_number_of_insns.
4801 (haifa_find_rgns): New. Move the code from ...
4802 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4803 (free_trg_info): New.
4804 (compute_trg_info): Allocate candidate tables here instead of ...
4805 (init_ready_list): ... here.
4806 (rgn_print_insn): Use const_rtx.
4807 (contributes_to_priority, extend_regions): Delete static declaration.
4808 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4809 (add_block1): Rename to rgn_add_block.
4810 (debug_rgn_dependencies): Delete static qualifier.
4811 (new_ready): Use sched_deps_info. Simplify.
4812 (rgn_common_sched_info, rgn_const_sched_deps_info,
4813 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4815 (region_sched_info): Rename to rgn_const_sched_info.
4816 (deps_join): New, extracted from ...
4817 (propagate_deps): ... here.
4818 (compute_block_dependences, debug_dependencies): Update for selective
4820 (free_rgn_deps, compute_priorities): New functions.
4821 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4822 sched_rgn_compute_dependencies): New functions.
4823 (schedule_region): Use them.
4824 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4825 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4827 (schedule_insns): Call new functions that were split out.
4828 (rgn_make_new_region_out_of_new_block): New.
4829 (get_rgn_sched_max_insns_priority): New.
4830 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4831 scheduling when appropriate.
4832 * sched-vis.c: Include insn-attr.h.
4833 (print_value, print_pattern): Make global.
4834 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4835 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4836 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4837 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4838 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4839 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4840 hooks. Initialize them to 0.
4841 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4842 * target.h (struct gcc_target): Add them. Rename gen_check field to
4844 * flags.h (sel_sched_switch_set): Declare.
4845 * opts.c (sel_sched_switch_set): New variable.
4846 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4847 pipelining is disabled from command line.
4848 (common_handle_option): Record whether selective scheduling is
4849 requested from command line.
4850 * doc/invoke.texi: Document new flags and parameters.
4851 * doc/tm.texi: Document new target hooks.
4852 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4854 (dfa_state_size): Do not declare locally.
4855 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4856 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4857 rs6000_alloc_sched_context, rs6000_set_sched_context,
4858 rs6000_free_sched_context): New functions.
4859 (struct _rs6000_sched_context): New.
4860 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4862 (rs6000_sched_finish): Do not run for selective scheduling.
4864 2008-08-31 Jan Hubicka <jh@suse.cz>
4866 * frv.c (frv_rtx_costs): Update forward declaration.
4867 * spu.c (spu_rtx_costs): Likewise.
4868 * pdp11.c: Include df.h
4869 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4870 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4871 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4872 * iq2000.c (iq2000_address_cost): Add speed argument.
4873 (iq2000_rtx_costs): Likewise.
4874 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4875 update call of mn10300_address_cost.
4876 * mcore.c: Include df.h
4877 (mcore_rtx_costs): Update prototype.
4878 * score3.c: Include df.h
4879 (score3_rtx_costs): Remove speed argument.
4880 * score7.c: Include df.h
4881 (score7_address_cost): Remove speed argument.
4882 * score-protos.h (score_address_cost): Update prototype.
4883 * score.c: Include df.h
4884 (score_rtx_costs): Update call of costs functions.
4885 * v850.c (v850_rtx_costs): Add bool argument.
4887 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4889 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4891 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4893 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4894 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4896 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4898 * mkmap-flat.awk: Add option pe_dll.
4899 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4900 * config/i386/t-cygwin (SHLIB_LC): Add.
4901 * config/i386/t-mingw32 (SHLIB_LC): Add.
4902 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4903 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4904 (LINK_SPEC): Support libgcc_s.
4905 (LIBGCC_SPEC): Support libgcc_s.
4906 (LIBGCC_SONAME): New.
4908 2008-08-31 Jan Hubicka <jh@suse.cz>
4910 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4911 mistakely had old version of patch.
4913 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4914 (ipcp_estimate_growth): New.
4915 (ipcp_insert_stage): Use ipcp_estimate_growth.
4916 * profile.c (branch_prob): When reading failed, do not consider
4919 2008-08-31 Jan Hubicka <jh@suse.cz>
4921 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4922 loop is optimized for speed.
4924 2008-08-31 Richard Guenther <rguenther@suse.de>
4927 * fold-const.c (fold_binary): Retain conversions in folding
4930 2008-08-31 Jan Hubicka <jh@suse.cz>
4932 * postreload-gcse.c (eliminate_partially_redundant_loads):
4933 Use optimize_bb_for_size_p.
4934 * predict.c (maybe_hot_frequency_p): Make inline.
4935 (maybe_hot_count_p): Break out from ...
4936 (maybe_hot_bb_p): ... this one.
4937 (maybe_hot_edge_p): Simplify.
4938 * basic-block.h (probably_cold_bb_p): Remove.
4940 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4943 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4945 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4946 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4947 Also split V4SFmode.
4948 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4951 2008-08-31 Jan Hubicka <jh@suse.cz>
4953 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4955 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4957 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4960 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4963 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4964 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4966 2008-08-31 Jan Hubicka <jh@suse.cz>
4968 * sparc.h (BRANCH_COST): Fix macro definition.
4969 * avr.c (avr_operand_rtx_cost): Add speed argument.
4970 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4972 2008-08-31 Richard Guenther <rguenther@suse.de>
4974 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4975 types instead of operands. Re-instantiate verifying of
4976 binary expression operands.
4978 2008-08-30 Jan Hubicka <jh@suse.cz>
4980 * fwprop.c (should_replace_address): Add speed attribute.
4981 (PR_OPTIMIZE_FOR_SPEED): New flag.
4982 (propagate_rtx_1): Use it.
4983 (propagate_rtx): Set it.
4984 (try_fwprop_subst): Update call of rtx_costs.
4985 (forward_propagate_and_simplify): LIkewise.
4986 * hooks.c (hook_int_rtx_bool_0): New
4987 (hook_bool_rtx_int_int_intp_false): Replace by ...
4988 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4989 * hooks.h (hook_int_rtx_bool_0): New
4990 (hook_bool_rtx_int_int_intp_false): Replace by ...
4991 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4992 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4993 (prepare_cmp_insn): UPdate call of rtx_cost.
4994 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4995 (reload_cse_simplify_operands): Update call of rtx_cost.
4996 (reload_cse_move2add): call of rtx_cost.
4997 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4998 * rtlanal.c (rtx_cost): Add speed argument.
4999 (address_cost): Add speed argument
5000 (default_address_cost): Likewise.
5001 (insn_rtx_cost): Likewise.
5002 * cfgloopanal.c (seq_cost): Add speed argument.
5003 (target_reg_cost, target_spill_cost): Turn to array.
5004 (init_set_costs): Update for speed.
5005 (estimate_reg_pressure_cost): Add speed argument.
5006 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5007 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5008 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5009 (seq_cost): Add speed argument.
5010 (computation_cost): Add speed arugment.
5011 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5012 (force_expr_to_var_cost): Update for profile info.
5013 (force_var_cost): Likewise.
5014 (split_address_cost): Likewise.
5015 (ptr_difference_cost): Likewise.
5016 (difference_cost): Likewise.
5017 (get_computation_cost_at): Likewise.
5018 (determine_iv_cost): Likewise.
5019 (ivopts_global_cost_for_size): Likewise.
5020 (rewrite_use_address): Likewise.
5021 (tree_ssa_iv_optimize_loop): Initialize speed field.
5022 * cse.c (optimize_this_for_speed_p): New static var.
5023 (notreg_cost): Update call of rtx_cost.
5024 (cse_extended_basic_block): set optimize_this_for_speed_p.
5025 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5026 (noce_try_cmove_arith): Likewise.
5027 (noce_try_sign_mask): LIkewise.
5028 * expr.c (compress_float_constant): Update rtx_cost calls.
5029 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5031 (addr_to_parts): Likewise.
5032 (create_mem_ref): Likewise.
5033 * dse.c (find_shift_sequence): Add speed argument.
5034 (replace_read): Update call.
5035 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5036 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5037 * neg_cost, shift_cost, shiftadd_cost,
5038 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5039 mul_highpart_cost): Increase dimension.
5040 (init_expmed): Initialize for both size and speed.
5041 (expand_shift): Use profile.
5042 (synth_mult): Use profile.
5043 (choose_mult_variant): Use profile.
5044 (expand_mult): Use profile.
5045 (expand_mult_highpart_optab): Use profile.
5046 (expand_mult_highpart): Use profile.
5047 (expand_smod_pow2): Use profile.
5048 (expand_divmod): Use profile.
5049 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5051 * loop-invariant.c (create_new_invariant): Use profile.
5052 (gain_for_invariant): Add speed parameter.
5053 (best_gain_for_invariant): Likewise.
5054 (find_invariants_to_move): Likewise.
5055 (move_single_loop_invariants): Set it.
5056 * target-def.h (TARGET_RTX_COSTS): Use hook.
5057 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5058 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5059 * output.h (default_address_cost): Update prototype.
5060 * combine.c (optimize_this_for_speed_p): New static var.
5061 (combine_validate_cost): Update call of rtx_cost.
5062 (combine_instructions): Set optimize_this_for_speed_p.
5063 (expand_compound_operation): Update call of rtx_cost.
5064 (make_extraction):Update call of rtx_cost.
5065 (force_to_mode):Update call of rtx_cost.
5066 (distribute_and_simplify_rtx):Update call of rtx_cost.
5067 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5068 (estimate_reg_pressure_cost): Update prototype.
5069 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5070 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5072 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5073 (alpha_rtx_costs): Update.
5074 * config/frv/frv.c (frv_rtx_costs): Update.
5075 * config/s390/s390.c (s390_rtx_costs): Update.
5076 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5077 (m32c_rtx_costs): Update.
5078 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5079 (spu_rtx_costs): Update.
5080 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5081 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5082 * config/i386/i386.c (:ix86_address_cost): Update.
5083 (ix86_rtx_costs): Update.
5084 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5085 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5086 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5087 * config/crx/crx.c (crx_address_cost): Update.
5088 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5089 * config/stormy16/stormy16.c
5090 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5091 * config/m68hc11/m68hc11.c
5092 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5093 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5094 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5096 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5098 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5099 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5100 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5101 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5102 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5103 (mcore_rtx_costs): update.
5104 * config/score/score3.c (score3_rtx_costs): Update.
5105 * config/score/score7.c (score7_rtx_costs): Update.
5106 * config/score/score3.h (score3_rtx_costs):Update.
5107 * config/score/score7.h (score7_rtx_costs): Update.
5108 * config/score/score.c (score_rtx_costs): Update.
5109 * config/arm/arm.c (arm_address_cost): Update.
5110 (arm_rtx_costs_1): Update.
5111 (arm_rtx_costs_1): Update.
5112 (arm_size_rtx_costs): Update.
5113 (arm_size_rtx_costs): Update.
5114 (arm_size_rtx_costs): Update.
5115 (arm_xscale_rtx_costs): Update.
5116 (arm_thumb_address_cost): Update.
5117 * config/pa/pa.c (hppa_address_cost): Update.
5118 * config/mips/mips.c (mips_rtx_costs): Update.
5119 * config/vax/vax.c (vax_address_cost): Update.
5120 * config/h8300/h8300.c (h8300_shift_costs): Update.
5121 (h8300_rtx_costs): Update.
5122 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5123 (v850_rtx_costs): Update.
5124 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5125 * config/bfin/bfin.c
5126 (bfin_address_cost): Update.
5127 (bfin_rtx_costs): Update.
5128 * stmt.c (lshift_cheap_p): Update.
5130 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5133 * expmed.c (extract_bit_field_1): Check the mode size to make
5134 sure the vector modes have the same size.
5136 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5138 * dojump.c (top level): Include basic-block.h to declare
5139 optimize_insn_for_speed_p
5141 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5143 * opts.h (CL_SAVE): New option class for marking options that are
5144 target specific options usable in the target attribute.
5145 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5147 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5148 can easily find the target specific options that are safe to use
5149 in the attribute or pragma.
5151 * attribs.c (decl_attributes): Change #pragma GCC option to
5152 #pragma GCC target, and attribute((option(...))) to
5153 attribute((target(...))).
5155 * doc/extend.texi (target attribute): Change from option
5156 attribute. Delete push/pop/reset.
5157 (#pragma GCC target): Change from #pragma GCC option. Delete
5159 (#pragma GCC push_options): Document new pragma.
5160 (#pragma GCC pop_options): Document new pragma.
5161 (#pragma GCC reset_options): Document new pragma.
5163 * targhooks.c (default_target_option_valid_attribute_p): Add
5164 warning about port not supporting target attributes.
5165 (default_target_option_pragma_parse): New function, warn about
5166 #pragma GCC target not being supported.
5168 * targhooks.h (default_target_option_pragma_parse): Add
5171 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5172 TI_CURRENT_OPTION_PRAGMA.
5173 (current_target_pragma): Rename from current_option_pragma.
5175 * target.h: (struct target_option): Delete booleans for changing
5176 the optimization level on hot/cold functions. Change signature of
5177 pragma_parse hook to take a second tree.
5179 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5181 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5182 that the declaration is done at global scope.
5184 * langhooks.c (add_builtin_function_common): Move most of the code
5185 from add_builtin_function here, calling the hook passed in.
5186 (add_builtin_function): Call add_builtin_function_common with
5187 standard builtin hook.
5188 (add_builtin_function_ext_scope): New function to add builtins to
5191 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5193 (add_builtin_function_ext_scope): Add declaration.
5195 * c-pragma.c (handle_pragma_target): Rename from
5196 handle_pragma_option, #pragma GCC option is now #pragma GCC
5197 target. Move warning about port not supporting target options to
5198 default pragma parse hook. Remove push/pop/reset from this
5200 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5201 (option_stack): Delete static variable.
5202 (optimize_stack): Ditto.
5203 (optons_stack): New stack of saved target and optimization
5205 (handle_pragma_push_options): New function to handle pushing both
5206 target and optimization options.
5207 (handle_pragma_pop_options): New function to handle popping both
5208 target and optimization options.
5209 (handle_pragma_reset_options): New function to handle resetting
5210 both target and optimization options to their initial state.
5211 (init_pragma): Rename handle_pragma_option to
5212 handle_pragma_target. Add support for push_options, pop_options,
5213 and reset_options pragmas.
5215 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5216 default_target_option_pragma_parse.
5217 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5218 default_target_option_valid_attribute_p.
5219 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5220 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5221 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5222 optimization level on hot/cold functions.
5224 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5225 if the caller and callee have different optimization levels.
5227 * c-common.c (handle_target_attribute): Rename from
5228 handle_option_attribute, attribute((option(...))) is now
5229 attribute((target(...))). Move warning if the port does not
5230 support target attributes to the default hook.
5231 (handle_hot_attribute): Delete code to change the optimization
5232 level of hot functions.
5233 (handle_cold_attribute): Ditto.
5235 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5236 argument that is the binary tree options to use if there are no
5237 arguments. Call ix86_valid_target_attribute_tree instead of
5238 ix86_valid_option_attribute_tree.
5239 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5240 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5241 ix86_pragma_option_parse.
5243 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5244 Rename from ix86_valid_option_attribute_tree.
5246 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5247 new builtins when the ISA changes.
5248 (ix86_valid_target_attribute_tree): Rename from
5249 ix86_valid_option_attribute_tree. Change callers. If the
5250 function specified optimization options, use those as the starting
5251 point before setting up the target attributes. If the
5252 optimization options were changed in the course of setting the
5253 target attributes, record the new optimization options.
5254 (ix86_valid_target_attribute_tree_inner_p): Rename from
5255 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5256 ix86_add_new_builtins if the ISA changed.
5257 (ix86_valid_target_attribute_p): Rename from
5258 ix86_valid_option_attribute_p. Change callers.
5259 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5260 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5261 as delayed builtin functions.
5262 (struct builtin_isa): New structure to record builtin functions
5263 that should be delayed until the ISA for that function is used.
5264 (ix86_builtins_isa): Change from int to struct to track builtin
5265 functions we want to declare at some point.
5266 (def_builtin): If the front end can delay defining the builtin
5267 functions, don't create builtins for ISAs not part of the default
5269 (def_builtin_const): Ditto.
5270 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5271 __builtin_ia32_pcmov_v2di to be different builtin functions.
5272 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5273 a structure instead of an int.
5274 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5275 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5276 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5277 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5279 * config/ia64/ia64.h
5280 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5281 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5283 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5284 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5285 (LANG_HOOKS_INITIALIZER): Add
5286 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5288 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5291 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5292 the reload address with the index register for SFmode
5293 access with a displacement.
5295 2008-08-30 Jan Hubicka <jh@suse.cz>
5297 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5298 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5299 * dojump.c (do_jump): Likewise.
5300 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5301 (note-if_info): Add BRANCH_COST.
5302 (noce_try_store_flag_constants, noce_try_addcc,
5303 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5304 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5305 find_if_case_2): Use computed branch cost.
5306 * expr.h (BRANCH_COST): Update default.
5307 * predict.c (predictable_edge_p): New function.
5308 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5309 Update BRANCH_COST call.
5310 * basic-block.h (predictable_edge_p): Declare.
5311 * config/alpha/alpha.h (BRANCH_COST): Update.
5312 * config/frv/frv.h (BRANCH_COST): Update.
5313 * config/s390/s390.h (BRANCH_COST): Update.
5314 * config/spu/spu.h (BRANCH_COST): Update.
5315 * config/sparc/sparc.h (BRANCH_COST): Update.
5316 * config/m32r/m32r.h (BRANCH_COST): Update.
5317 * config/i386/i386.h (BRANCH_COST): Update.
5318 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5320 * config/sh/sh.h (BRANCH_COST): Update.
5321 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5322 * config/avr/avr.h (BRANCH_COST): Update.
5323 * config/crx/crx.h (BRANCH_COST): Update.
5324 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5325 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5326 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5327 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5328 * config/ia64/ia64.h (BRANCH_COST): Update.
5329 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5330 * config/arc/arc.h (BRANCH_COST): Update.
5331 * config/score/score.h (BRANCH_COST): Update.
5332 * config/arm/arm.h (BRANCH_COST): Update.
5333 * config/pa/pa.h (BRANCH_COST): Update.
5334 * config/mips/mips.h (BRANCH_COST): Update.
5335 * config/vax/vax.h (BRANCH_COST): Update.
5336 * config/h8300/h8300.h (BRANCH_COST): Update.
5337 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5338 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5339 * doc/tm.texi (BRANCH_COST): Update.
5341 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5344 * config/arm/arm.c (arm_optimization_options): Set
5345 flag_section_anchors to 2 instead of 1 to distinguish it from
5346 -fsection-anchors given explicitely on the command line.
5348 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5350 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5351 final insn of a split.
5353 2008-08-30 Jan Hubicka <jh@suse.cz>
5355 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5356 optimized for speed.
5357 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5358 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5359 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5360 flag_gcse_after_reload_set): New static vars.
5361 (common_handle_option): Enable those flags for profile-use.
5362 (decode_options): Remove optimize_size flags that are handled
5363 on higher granuality.
5364 * tree-vectorizer.c (vectorize_loops): Use
5365 optimize_loop_nest_for_speed_p.
5366 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5367 * tree-predcom.c (tree_predictive_commoning): Use
5368 optimize_loop_for_speed_p.
5369 * varasm.c (assemble_start_function): Use
5370 optimize_function_for_speed_p.
5371 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5372 * predict.c (optimize_loop_for_speed_p): Fix walk.
5374 2008-08-30 Jan Hubicka <jh@suse.cz>
5376 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5378 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5379 profile presence locally.
5381 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5384 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5385 versions before 4.0.
5387 2008-08-29 Jan Hubicka <jh@suse.cz>
5389 * tree-inline.c (insert_init_stmt): Insert sequence even when
5392 2008-08-29 Jeff Law <law@redhat.com>
5394 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5395 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5396 location and class is an FP register.
5398 2008-08-29 Jan Hubicka <jh@suse.cz>
5400 * see.c (see_merge_one_def_extension): Silence used uninitialized
5402 * matrix-reorg.c (check_allocation_function): Likewise.
5403 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5405 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5408 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5409 compute new & and | in type rather than TREE_TYPE (arg0).
5411 * dwarf2out.c (fortran_common): Update comment.
5412 (gen_variable_die): Swap com_die and var_die variables in Fortran
5413 COMMON block handling code.
5415 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5417 * dwarf2out.c (gen_const_die): New function.
5418 (size_of_die, value_format, output_die): Output larger
5419 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5420 (native_encode_initializer): New function.
5421 (tree_add_const_value_attribute): Call it.
5422 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5424 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5425 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5426 TREE_THIS_VOLATILE to add_type_attribute.
5428 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5430 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5433 * dwarf2out.c (loc_by_reference): New function.
5434 (add_location_or_const_value_attribute): Use it.
5437 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5438 as DW_TAG_variable children of DW_TAG_common_block rather than
5439 DW_TAG_member children. Put DW_AT_external to individual
5440 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5442 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5443 loc_descriptor_from_tree_1.
5447 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5448 arguments to imported_module_or_decl.
5449 (debug_nothing_tree_tree): Removed.
5450 (debug_nothing_tree_tree_tree_bool): New prototype.
5451 * debug.c (do_nothing_debug_hooks): Adjust.
5452 (debug_nothing_tree_tree): Removed.
5453 (debug_nothing_tree_tree_tree_bool): New function.
5454 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5455 (gen_variable_die): Put all common vars for the
5456 same COMMON block under one DW_TAG_common_block.
5457 (declare_in_namespace): Return new context_die, for Fortran
5458 return the module DIE instead of adding extra declarations into
5460 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5461 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5462 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5464 (dwarf2out_global_decl): Don't skip Fortran global vars.
5465 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5466 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5467 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5468 DW_TAG_imported_declaration as child of previous
5469 DW_TAG_imported_module.
5470 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5471 * sdbout.c (sdb_debug_hooks): Likewise.
5472 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5474 2008-08-29 Jan Hubicka <jh@suse.cz>
5476 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5478 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5479 * ipa-cp.c (n_cloning_candidates): New static variable.
5480 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5481 (ipcp_print_all_lattices): Improve debug output.
5482 (ipcp_cloning_candidate_p): New function.
5483 (ipcp_initialize_node_lattices): Use it.
5484 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5485 (ipcp_propagate_stage): Prettier debug output.
5486 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5487 (ipcp_print_all_structures): Remove.
5488 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5489 (ipcp_insert_stage): Prettier debug output; call
5490 cgraph_remove_unreachable_nodes before propagating.
5491 (pass_ipa_cp): Schedule function removal pass.
5492 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5494 (cgraph_maybe_hot_edge_p): Move to ...
5495 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5496 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5497 (common_handle_option): Set them; enable ipa-cp when profiling.
5498 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5499 (ipa_print_all_jump_functions): Likewise.
5500 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5501 (ipa_print_node_params, ipa_print_all_params): New.
5502 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5503 ipa_print_all_param_flags): Remove.
5504 (ipa_print_node_params, ipa_print_all_params): New.
5506 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5508 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5509 change from 2008-04-03.
5510 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5512 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5515 * ira-color.c (push_allocnos_to_stack): Truncate
5516 removed_splay_allocno_vec.
5518 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5521 * ira-color (ira_fast_allocation): Don't assign hard registers to
5524 2008-08-29 Jan Hubicka <jh@suse.cz>
5527 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5528 for cold internal loops.
5530 2008-08-29 Richard Guenther <rguenther@suse.de>
5532 * tree-ssa-structalias.c (create_variable_info_for): Do not
5533 create fields for heap vars or vars with a noalias state.
5534 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5537 2008-08-29 Richard Guenther <rguenther@suse.de>
5539 * common.opt (ftree-store-ccp): Mark as preserved for
5540 backward compatibility.
5541 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5542 * tree-pass.h (pass_store_ccp): Remove.
5543 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5544 (first_vdef): Remove declaration.
5545 (get_value_loaded_by): Likewise.
5546 * tree-ssa-ccp.c (do_store_ccp): Remove.
5547 (get_default_value): Simplify as do_store_ccp is always false
5548 now. Do not initialize mem_ref.
5549 (set_value_varying): Likewise.
5550 (canonicalize_float_value): Likewise.
5551 (set_lattice_value): Likewise.
5552 (likely_value): Likewise.
5553 (surely_varying_stmt_p): Likewise.
5554 (ccp_initialize): Likewise.
5555 (ccp_lattice_meet): Likewise.
5556 (ccp_visit_phi_node): Likewise.
5557 (ccp_fold): Likewise.
5558 (evaluate_stmt): Likewise.
5559 (visit_assignment): Likewise.
5560 (ccp_visit_stmt): Likewise.
5561 (execute_ssa_ccp): Fold into ...
5562 (do_ssa_ccp): ... this.
5563 (do_ssa_store_ccp): Remove.
5564 (gate_store_ccp): Likewise.
5565 (pass_store_ccp): Likewise.
5566 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5568 * tree-ssa-propagate.c (first_vdef): Remove.
5569 (get_value_loaded_by): Likewise.
5570 (replace_vuses_in): Likewise.
5571 (substitute_and_fold): Do not call replace_vuses_in.
5572 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5574 2008-08-29 Richard Guenther <rguenther@suse.de>
5577 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5578 PARAM_NOALIAS tags with is_heapvar.
5579 * tree-ssa-operands.c (access_can_touch_variable): Offset
5580 based tests do not apply for heapvars. Fix offset test.
5582 2008-08-29 Jan Hubicka <jh@suse.cz>
5584 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5585 (-fipa-cp-clone): Enabled by default at -O3.
5586 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5587 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5589 2008-08-29 Jan Hubicka <jh@suse.cz>
5591 * tree.c (build_function_type_skip_args,
5592 build_function_decl_skip_args): New functions.
5593 * tree.h (build_function_type_skip_args,
5594 build_function_decl_skip_args): Declare.
5595 * gimple.c (giple_copy_call_skip_args): New function.
5596 (giple_copy_call_skip_args): Declare.
5598 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5599 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5600 (ipcp_node_modifiable_p): ... this one; use
5601 tree_versionable_function_p.
5602 (ipcp_create_replace_map): Improve debug output.
5603 (ipcp_need_redirect_p): Return false when not clonning.
5604 (ipcp_update_callgraph): Skip args.
5605 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5607 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5608 (save_inline_function_body): Update call of tree_function_versioning.
5609 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5610 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5612 (tree_function_versioning): Likewise.
5613 * tree-inline.h (tree_function_versioning): Update prototype.
5615 2008-08-29 Jan Hubicka <jh@suse.cz>
5617 * loop-unswitch.c (unswitch_single_loop): Use
5618 optimize_loop_for_speed_p.
5619 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5620 Use optimize_function_for_size_p.
5621 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5622 * postreload-gcse.c (eliminate_partially_redundant_load):
5623 Use optimize_bb_for_size_p.
5624 * value-prof.c (gimple_divmod_fixed_value_transform,
5625 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5626 gimple_stringops_transform): Use optimize_bb_for_size_p.
5627 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5628 * final.c (compute_alignments): Use optimize_function_for_size_p.
5629 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5630 (fold_builtin_strcpy, fold_builtin_fputs): Use
5631 optimize_function_for_size_p.
5632 * fold-const.c (tree_swap_operands_p): Use
5633 optimize_function_for_size_p.
5634 * recog.c (relax_delay_slots): Likewise.
5635 * tree-ssa-math-opts.c (replace_reciprocal):
5636 Use optimize_bb_for_speed_p.
5637 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5638 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5639 optimize_function_for_size_p.
5640 (cgraph_decide_inlining_of_small_function): Use
5641 optimize_function_for_size_p.
5642 * global.c (find_reg): Use optimize_function_for_size_p.
5643 * opts.c (decode_options): Do not clear flag_tree_ch,
5644 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5645 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5646 work it out from profile.
5647 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5648 optimize_loop_for_speed_p.
5649 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5651 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5652 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5653 * tree-eh.c (decide_copy_try_finally): Use
5654 optimize_function_for_size_p.
5655 * local-alloc.c (block_alloc): Pass BB pointer.
5656 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5657 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5658 * loop-unroll.c (decide_unrolling_and_peeling):
5659 Use optimize_loop_for_size_p.
5660 (decide_peel_completely): Likewise.
5661 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5662 optimize_loop_for_size_p.
5663 (vect_enhance_data_refs_alignment): Likewise.
5664 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5665 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5667 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5668 (try_crossjump_bb): Use optimize_bb_for_size_p.
5669 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5670 optimize_loop_for_speed_p.
5671 * bb-reorder.c (find_traces_1_round): Likewise.
5672 (copy_bb): Use optimize_bb_for_speed_p.
5673 (duplicate_computed_gotos): Likewise.
5674 * basic-block.h (optimize_loop_nest_for_size_p,
5675 optimize_loop_nest_for_speed_p): New.
5676 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5678 2008-08-29 Tristan Gingold <gingold@adacore.com>
5680 * gcov.c (main): Call expandargv.
5682 2008-08-29 Jan Hubicka <jh@suse.cz>
5684 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5686 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5688 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5689 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5691 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5693 2008-08-29 Jan Hubicka <jh@suse.cz>
5695 * tree-pass.h (pass_strip_predict_hints): Declare.
5696 * predict.c (strip_builtin_expect): Rename to ...
5697 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5698 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5699 (tree_estimate_probability): Do not strip builtin_expect.
5700 (pass_strip_predict_hints): New pass.
5701 * tree-inline.c (expand_call_inline): When inlining cold function,
5702 predict it as unlikely.
5703 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5705 2008-08-29 Richard Guenther <rguenther@suse.de>
5707 PR tree-optimization/37207
5708 * tree-vrp.c (extract_range_from_binary_expr): Also try
5709 to constant fold if only one of the operands is a constant.
5711 2008-08-29 Nick Clifton <nickc@redhat.com>
5713 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5714 the same way as SYMBOL_REFs.
5716 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5718 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5720 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5722 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5723 * config/mips/mips.md (branch_likely): Remove const. Fix
5725 (define_delay for type "branch"): Change to only apply for branch
5726 with likely variant.
5727 (define_delay for type "branch" and "branch_likely" no). New delay
5729 (equality_op): New code iterator.
5730 (bbv, bbinv): New code attributes.
5731 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5734 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5735 Andrew Pinski <pinskia@gcc.gnu.org>
5738 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5740 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5742 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5743 rule that a symbolic constant must be defined and >= 0 for the
5744 corresponding facility to be present at compile-time.
5745 * gthr-posix.c: Likewise.
5747 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5749 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5750 * config/mips/mips.md (D): New mode attribute.
5751 (mulsi3, muldi3): Merge it into ...
5752 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5753 (muldi3_mul3): New pattern.
5754 (mulsi3_mult3): Rename to mulsi3_mul3.
5756 2008-08-28 Jan Hubicka <jh@suse.cz>
5758 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5760 * predict.c (always_optimize_for_size_p): Rename to ...
5761 (optimize_function_for_size): ... this one; make extern.
5762 (optimize_function_for_speed_p): New.
5763 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5764 optimize_edge_for_size_p,optimize_edge_for_size_p,
5765 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5766 * basic-block.h (optimize_function_for_size_p,
5767 optimize_function_for_speed_p): Declare.
5768 * i386.md (optimize_size checks): Replace them by appropriate
5770 (standard_80387_constant_p, ix86_compute_frame_layout,
5771 ix86_expand_epilogue, ix86_decompose_address,
5772 print_operand, emit_i387_cw_initialization,
5773 inline_memory_move_cost, ix86_pad_returns,
5774 ix86_reorg): Replace optimize_size checks.
5776 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5778 * rtl.h (simplify_subreg_regno): Declare.
5779 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5780 * simplify-rtx.c (simplify_subreg): ...here.
5781 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5782 subreg_offset_representable_p.
5784 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5787 * c-typeck.c (convert_for_assignment): Give a note describing what
5788 was passed and what was expected.
5790 2008-08-28 Joey Ye <joey.ye@intel.com>
5792 * doc/extend.texi: Document AVX built-in functions.
5793 * doc/invoke.texi: Document -mavx.
5795 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5796 Joey Ye <joey.ye@intel.com>
5797 Xuepeng Guo <xuepeng.guo@intel.com>
5799 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5801 * config/i386/cpuid.h (bit_FMA): New.
5802 (bit_XSAVE): Likewise.
5803 (bit_OSXSAVE): Likewise.
5804 (bit_AVX): Likewise.
5806 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5807 define. Use ASM_OUTPUT_AVX_PREFIX.
5809 * config/i386/gmmintrin.h: New.
5811 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5812 (OPTION_MASK_ISA_AVX_SET): New.
5813 (OPTION_MASK_ISA_FMA_SET): Likewise.
5814 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5815 (OPTION_MASK_ISA_FMA_SET): Likewise.
5816 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5817 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5818 (pta_flags): Add PTA_AVX and PTA_FMA.
5819 (override_options): Handle PTA_AVX and PTA_FMA.
5820 (init_cumulative_args): Handle warn_avx.
5821 (classify_argument): Return 0 for COImode and OImode. Return
5822 1 and X86_64_AVX_CLASS for 256bit vector types.
5823 (examine_argument): Handle X86_64_AVX_CLASS.
5824 (construct_container): Likewise.
5825 (function_arg_advance_32): Pass OImode and 256bit vector types
5827 (function_arg_advance_64): Take a new argument to indicate if a
5828 parameter is named. Handle 256bit vector types. Return
5829 immediately for unnamed 256bit vector mode parameters.
5830 (function_arg_advance): Updated.
5831 (function_arg_32): Add comments for TImode. Handle OImode
5832 and 256bit vector types.
5833 (function_arg_64): Take a new argument to indicate if a
5834 parameter is named. Handle 256bit vector types. Return NULL
5835 for unnamed 256bit vector mode parameters.
5836 (function_arg): Updated.
5837 (setup_incoming_varargs_64): Support
5838 AVX encoding for *sse_prologue_save_insn.
5839 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5840 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5841 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5842 enabled, otherwise return -3.
5843 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5845 (print_reg): Support AVX registers. Handle 'x' and 't'.
5846 Handle 'd' to duplicate the operand.
5847 (print_operand): Likewise. Also support AVX vector compare
5849 (output_387_binary_op): Support AVX.
5850 (output_fp_compare): Likewise.
5851 (ix86_expand_vector_move_misalign): Likewise.
5852 (ix86_attr_length_vex_default): New.
5853 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5854 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5855 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5856 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5857 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5858 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5859 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5860 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5861 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5862 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5863 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5864 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5865 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5866 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5867 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5868 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5869 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5870 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5871 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5872 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5873 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5874 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5875 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5876 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5877 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5878 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5879 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5880 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5881 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5882 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5883 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5884 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5885 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5886 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5887 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5888 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5889 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5890 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5891 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5892 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5893 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5894 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5895 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5896 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5897 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5898 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5899 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5900 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5901 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5902 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5903 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5904 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5905 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5906 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5907 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5908 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5909 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5910 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5911 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5912 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5913 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5914 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5915 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5916 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5917 and IX86_BUILTIN_MOVMSKPS256,
5918 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5919 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5920 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5921 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5922 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5923 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5924 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5925 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5926 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5927 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5928 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5929 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5930 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5931 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5932 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5933 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5934 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5935 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5936 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5937 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5938 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5939 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5940 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5941 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5942 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5943 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5944 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5945 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5946 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5947 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5948 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5949 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5950 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5951 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5952 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5953 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5954 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5955 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5956 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5957 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5958 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5959 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5960 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5961 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5962 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5963 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5964 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5965 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5966 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5967 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5968 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5969 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5970 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5971 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5972 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5973 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5974 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5975 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5977 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5978 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5979 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5980 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5981 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5982 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5983 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5984 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5985 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5986 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5987 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5988 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5989 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5990 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5991 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5992 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5993 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5994 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5995 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5996 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5997 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5998 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5999 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6000 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6001 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6002 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6003 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6004 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6005 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6006 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6007 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6008 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6009 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6010 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6011 IX86_BUILTIN_MOVMSKPS256.
6012 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6013 (ix86_expand_args_builtin): Likewise.
6014 (ix86_expand_special_args_builtin): Likewise.
6015 (ix86_hard_regno_mode_ok): Handle AVX modes.
6016 (ix86_expand_vector_init_duplicate): Likewise.
6017 (ix86_expand_vector_init_one_nonzero): Likewise.
6018 (ix86_expand_vector_init_one_var): Likewise.
6019 (ix86_expand_vector_init_concat): Likewise.
6020 (ix86_expand_vector_init_general): Likewise.
6021 (ix86_expand_vector_set): Likewise.
6022 (ix86_vector_mode_supported_p): Likewise.
6023 (x86_extended_reg_mentioned_p): Check INSN_P before using
6026 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6027 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6029 * config/i386/i386.h (TARGET_AVX): New.
6030 (TARGET_FMA): Likewise.
6031 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6032 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6033 (VALID_AVX256_REG_MODE): New.
6034 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6035 (AVX_FLOAT_MODE_P): Likewise.
6036 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6037 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6038 (AVX_VEC_FLOAT_MODE_P): Likewise.
6039 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6040 (ASM_OUTPUT_OPCODE): Likewise.
6041 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6043 (SSE_REG_MODE_P): Allow 256bit vector modes.
6044 (ix86_args): Add a warn_avx field.
6046 * config/i386/i386.md (UNSPEC_PCMP): New.
6047 (UNSPEC_VPERMIL): Likewise.
6048 (UNSPEC_VPERMIL2): Likewise.
6049 (UNSPEC_VPERMIL2F128): Likewise.
6050 (UNSPEC_MASKLOAD): Likewise.
6051 (UNSPEC_MASKSTORE): Likewise.
6052 (UNSPEC_CAST): Likewise.
6053 (UNSPEC_VTESTP): Likewise.
6054 (UNSPECV_VZEROALL): Likewise.
6055 (UNSPECV_VZEROUPPER): Likewise.
6056 (XMM0_REG): Likewise.
6057 (XMM1_REG): Likewise.
6058 (XMM2_REG): Likewise.
6059 (XMM3_REG): Likewise.
6060 (XMM4_REG): Likewise.
6061 (XMM5_REG): Likewise.
6062 (XMM6_REG): Likewise.
6063 (XMM8_REG): Likewise.
6064 (XMM9_REG): Likewise.
6065 (XMM10_REG): Likewise.
6066 (XMM11_REG): Likewise.
6067 (XMM12_REG): Likewise.
6068 (XMM13_REG): Likewise.
6069 (XMM14_REG): Likewise.
6070 (XMM15_REG): Likewise.
6072 (prefix_vex_imm8): Likewise.
6073 (prefix_vex_w): Likewise.
6074 (length_vex): Likewise.
6077 (*avx_ashlti3): Likewise.
6078 (*avx_lshrti3): Likewise.
6079 (*avx_setcc<mode>): Likewise.
6080 (*fop_<mode>_comm_mixed_avx): Likewise.
6081 (*fop_<mode>_comm_avx): Likewise.
6082 (*fop_<mode>_1_mixed_avx): Likewise.
6083 (*fop_<mode>_1_avx): Likewise.
6084 (*avx_<code><mode>3): Likewise.
6085 (*avx_ieee_smin<mode>3): Likewise.
6086 (*avx_ieee_smax<mode>3): Likewise.
6087 (mode): Add OI, V8SF and V4DF.
6088 (length): Support VEX prefix.
6089 (*cmpfp_i_mixed): Set prefix attribute.
6090 (*cmpfp_i_sse): Likewise.
6091 (*cmpfp_iu_mixed): Likewise.
6092 (*cmpfp_iu_sse): Likewise.
6093 (*movsi_1): Support AVX.
6094 (*movdi_2): Likewise.
6095 (*movdi_1_rex64): Likewise.
6096 (*movti_internal): Likewise.
6097 (*movti_rex64): Likewise.
6098 (*movsf_1): Likewise.
6099 (*movdf_nointeger): Likewise.
6100 (*movdf_integer_rex64): Likewise.
6101 (*movtf_internal): Likewise.
6102 (zero_extendsidi2_32): Likewise.
6103 (zero_extendsidi2_rex64): Likewise.
6104 (*extendsfdf2_mixed): Likewise.
6105 (*extendsfdf2_sse): Likewise.
6106 (*truncdfsf_fast_mixed): Likewise.
6107 (*truncdfsf_fast_sse): Likewise.
6108 (*truncdfsf_mixed): Likewise.
6109 (fix_trunc<mode>di_sse): Likewise.
6110 (fix_trunc<mode>si_sse): Likewise.
6111 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6112 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6113 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6114 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6115 (*rcpsf2_sse): Likewise.
6116 (*rsqrtsf2_sse): Likewise.
6117 (*sqrt<mode>2_sse): Likewise.
6118 (sse4_1_round<mode>2): Likewise.
6119 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6120 Support AVX. Set length attribute properly for AVX.
6122 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6123 (VECTOR_MODES (FLOAT, 32)): Likewise.
6124 (VECTOR_MODE (INT, DI, 8)): Likewise.
6125 (VECTOR_MODE (INT, HI, 32)): Likewise.
6126 (VECTOR_MODE (INT, QI, 64)): Likewise.
6127 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6128 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6129 (VECTOR_MODE (INT, DI, 4)): Removed.
6130 (VECTOR_MODE (INT, SI, 8)): Likewise.
6131 (VECTOR_MODE (INT, HI, 16)): Likewise.
6132 (VECTOR_MODE (INT, QI, 32)): Likewise.
6133 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6134 (INT_MODE (OI, 32)): Likewise.
6136 * config/i386/i386.opt (mavx): New.
6139 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6141 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6142 (*mov<mode>_internal_avx): New.
6143 (*movv2sf_internal_rex64_avx): Likewise.
6144 (*movv2sf_internal_avx): Likewise.
6146 * config/i386/predicates.md (const_4_to_5_operand): New.
6147 (const_6_to_7_operand): Likewise.
6148 (const_8_to_11_operand): Likewise.
6149 (const_12_to_15_operand): Likewise.
6150 (avx_comparison_float_operator): Likewise.
6152 * config/i386/sse.md (AVX256MODEI): New.
6153 (AVX256MODE): Likewise.
6154 (AVXMODEQI): Likewise.
6155 (AVXMODE): Likewise.
6156 (AVX256MODEF2P): Likewise.
6157 (AVX256MODE2P): Likewise.
6158 (AVX256MODE4P): Likewise.
6159 (AVX256MODE8P): Likewise.
6160 (AVXMODEF2P): Likewise.
6161 (AVXMODEF4P): Likewise.
6162 (AVXMODEDCVTDQ2PS): Likewise.
6163 (AVXMODEDCVTPS2DQ): Likewise.
6164 (avxvecmode): Likewise.
6165 (avxvecpsmode): Likewise.
6166 (avxhalfvecmode): Likewise.
6167 (avxscalarmode): Likewise.
6168 (avxcvtvecmode): Likewise.
6169 (avxpermvecmode): Likewise.
6170 (avxmodesuffixf2c): Likewise.
6171 (avxmodesuffixp): Likewise.
6172 (avxmodesuffixs): Likewise.
6173 (avxmodesuffix): Likewise.
6174 (vpermilbits): Likewise.
6175 (pinsrbits): Likewise.
6176 (mov<mode>): Likewise.
6177 (*mov<mode>_internal): Likewise.
6178 (push<mode>1): Likewise.
6179 (movmisalign<mode>): Likewise.
6180 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6181 (avx_movdqu<avxmodesuffix>): Likewise.
6182 (avx_lddqu<avxmodesuffix>): Likewise.
6183 (<plusminus_insn><mode>3): Likewise.
6184 (*avx_<plusminus_insn><mode>3): Likewise.
6185 (*avx_vm<plusminus_insn><mode>3): Likewise.
6186 (mul<mode>3): Likewise.
6187 (*avx_mul<mode>3): Likewise.
6188 (*avx_vmmul<mode>3): Likewise.
6189 (divv8sf3): Likewise.
6190 (divv4df3): Likewise.
6191 (avx_div<mode>3): Likewise.
6192 (*avx_div<mode>3): Likewise.
6193 (*avx_vmdiv<mode>3): Likewise.
6194 (avx_rcpv8sf2): Likewise.
6195 (*avx_vmrcpv4sf2): Likewise.
6196 (sqrtv8sf2): Likewise.
6197 (avx_sqrtv8sf2): Likewise.
6198 (*avx_vmsqrt<mode>2): Likewise.
6199 (rsqrtv8sf2): Likewise.
6200 (avx_rsqrtv8sf2): Likewise.
6201 (*avx_vmrsqrtv4sf2): Likewise.
6202 (<code><mode>3): Likewise.
6203 (*avx_<code><mode>3_finite): Likewise.
6204 (*avx_<code><mode>3): Likewise.
6205 (*avx_vm<code><mode>3): Likewise.
6206 (*avx_ieee_smin<mode>3): Likewise.
6207 (*avx_ieee_smax<mode>3): Likewise.
6208 (avx_addsubv8sf3): Likewise.
6209 (avx_addsubv4df3): Likewise.
6210 (*avx_addsubv4sf3): Likewise.
6211 (*avx_addsubv2df3): Likewise.
6212 (avx_h<plusminus_insn>v4df3): Likewise.
6213 (avx_h<plusminus_insn>v8sf3): Likewise.
6214 (*avx_h<plusminus_insn>v4sf3): Likewise.
6215 (*avx_h<plusminus_insn>v2df3): Likewise.
6216 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6217 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6218 (*avx_maskcmp<mode>3): Likewise.
6219 (avx_nand<mode>3): Likewise.
6220 (*avx_<code><mode>3): Likewise.
6221 (*avx_nand<mode>3): Likewise.
6222 (*avx_<code><mode>3): Likewise.
6223 (*avx_cvtsi2ss): Likewise.
6224 (*avx_cvtsi2ssq): Likewise.
6225 (*avx_cvtsi2sd): Likewise.
6226 (*avx_cvtsi2sdq): Likewise.
6227 (*avx_cvtsd2ss): Likewise.
6228 (avx_cvtss2sd): Likewise.
6229 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6230 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6231 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6232 (*avx_cvtsi2sd): Likewise.
6233 (*avx_cvtsi2sdq): Likewise.
6234 (avx_cvtdq2pd256): Likewise.
6235 (avx_cvtpd2dq256): Likewise.
6236 (avx_cvttpd2dq256): Likewise.
6237 (*avx_cvtsd2ss): Likewise.
6238 (*avx_cvtss2sd): Likewise.
6239 (avx_cvtpd2ps256): Likewise.
6240 (avx_cvtps2pd256): Likewise.
6241 (*avx_movhlps): Likewise.
6242 (*avx_movlhps): Likewise.
6243 (avx_unpckhps256): Likewise.
6244 (*avx_unpckhps): Likewise.
6245 (avx_unpcklps256): Likewise.
6246 (*avx_unpcklps): Likewise.
6247 (avx_movshdup256): Likewise.
6248 (avx_movsldup256): Likewise.
6249 (avx_shufps256): Likewise.
6250 (avx_shufps256_1): Likewise.
6251 (*avx_shufps_<mode>): Likewise.
6252 (*avx_loadhps): Likewise.
6253 (*avx_storelps): Likewise.
6254 (*avx_loadlps): Likewise.
6255 (*avx_movss): Likewise.
6256 (*vec_dupv4sf_avx): Likewise.
6257 (*vec_concatv2sf_avx): Likewise.
6258 (*vec_concatv4sf_avx): Likewise.
6259 (*vec_setv4sf_0_avx): Likewise.
6260 (*vec_setv4sf_avx): Likewise.
6261 (*avx_insertps): Likewise.
6262 (avx_vextractf128<mode>): Likewise.
6263 (vec_extract_lo_<mode>): Likewise.
6264 (vec_extract_hi_<mode>): Likewise.
6265 (vec_extract_lo_<mode>): Likewise.
6266 (vec_extract_hi_<mode>): Likewise.
6267 (vec_extract_lo_v16hi): Likewise.
6268 (vec_extract_hi_v16hi): Likewise.
6269 (vec_extract_lo_v32qi): Likewise.
6270 (vec_extract_hi_v32qi): Likewise.
6271 (avx_unpckhpd256): Likewise.
6272 (*avx_unpckhpd): Likewise.
6273 (avx_movddup256): Likewise.
6274 (*avx_movddup): Likewise.
6275 (avx_unpcklpd256): Likewise.
6276 (*avx_unpcklpd): Likewise.
6277 (avx_shufpd256): Likewise.
6278 (avx_shufpd256_1): Likewise.
6279 (*avx_punpckhqdq): Likewise.
6280 (*avx_punpcklqdq): Likewise.
6281 (*avx_shufpd_<mode>): Likewise.
6282 (*avx_storehpd): Likewise.
6283 (*avx_loadhpd): Likewise.
6284 (*avx_loadlpd): Likewise.
6285 (*avx_movsd): Likewise.
6286 (*vec_concatv2df_avx): Likewise.
6287 (*avx_<plusminus_insn><mode>3): Likewise.
6288 (*avx_<plusminus_insn><mode>3): Likewise.
6289 (*avx_mulv8hi3): Likewise.
6290 (*avxv8hi3_highpart): Likewise.
6291 (*avx_umulv8hi3_highpart): Likewise.
6292 (*avx_umulv2siv2di3): Likewise.
6293 (*avx_mulv2siv2di3): Likewise.
6294 (*avx_pmaddwd): Likewise.
6295 (*avx_mulv4si3): Likewise.
6296 (*avx_ashr<mode>3): Likewise.
6297 (*avx_lshr<mode>3): Likewise.
6298 (*avx_ashl<mode>3): Likewise.
6299 (*avx_<code><mode>3): Likewise.
6300 (*avx_eq<mode>3): Likewise.
6301 (*avx_gt<mode>3): Likewise.
6302 (*avx_nand<mode>3): Likewise.
6303 (*avx_nand<mode>3): Likewise.
6304 (*avx_<code><mode>3): Likewise.
6305 (*avx_<code><mode>3): Likewise.
6306 (*avx_packsswb): Likewise.
6307 (*avx_packssdw): Likewise.
6308 (*avx_packuswb): Likewise.
6309 (*avx_punpckhbw): Likewise.
6310 (*avx_punpcklbw): Likewise.
6311 (*avx_punpckhwd): Likewise.
6312 (*avx_punpcklwd): Likewise.
6313 (*avx_punpckhdq): Likewise.
6314 (*avx_punpckldq): Likewise.
6315 (*avx_pinsr<avxmodesuffixs>): Likewise.
6316 (*avx_pinsrq): Likewise.
6317 (*avx_loadld): Likewise.
6318 (*vec_extractv2di_1_rex64_avx): Likewise.
6319 (*vec_extractv2di_1_avx): Likewise.
6320 (*vec_dupv2di_avx): Likewise.
6321 (*vec_concatv2si_avx): Likewise.
6322 (*vec_concatv4si_1_avx): Likewise.
6323 (*vec_concatv2di_avx): Likewise.
6324 (*vec_concatv2di_rex64_avx): Likewise.
6325 (*avx_uavgv16qi3): Likewise.
6326 (*avx_uavgv8hi3): Likewise.
6327 (*avx_psadbw): Likewise.
6328 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6329 (*avx_phaddwv8hi3): Likewise.
6330 (*avx_phadddv4si3): Likewise.
6331 (*avx_phaddswv8hi3): Likewise.
6332 (*avx_phsubwv8hi3): Likewise.
6333 (*avx_phsubdv4si3): Likewise.
6334 (*avx_phsubswv8hi3): Likewise.
6335 (*avx_pmaddubsw128): Likewise.
6336 (*avx_pmulhrswv8hi3): Likewise.
6337 (*avx_pshufbv16qi3): Likewise.
6338 (*avx_psign<mode>3): Likewise.
6339 (*avx_palignrti): Likewise.
6340 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6341 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6342 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6343 (*avx_mpsadbw): Likewise.
6344 (*avx_packusdw): Likewise.
6345 (*avx_pblendvb): Likewise.
6346 (*avx_pblendw): Likewise.
6347 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6348 (avx_ptest256): Likewise.
6349 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6350 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6351 (*avx_aesenc): Likewise.
6352 (*avx_aesenclast): Likewise.
6353 (*avx_aesdec): Likewise.
6354 (*avx_aesdeclast): Likewise.
6355 (avx_vzeroupper): Likewise.
6356 (avx_vzeroupper_rex64): Likewise.
6357 (avx_vpermil<mode>): Likewise.
6358 (avx_vpermilvar<mode>3): Likewise.
6359 (avx_vpermil2<mode>3): Likewise.
6360 (avx_vperm2f128<mode>3): Likewise.
6361 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6362 (avx_vbroadcastss256): Likewise.
6363 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6364 (avx_vinsertf128<mode>): Likewise.
6365 (vec_set_lo_<mode>): Likewise.
6366 (vec_set_hi_<mode>): Likewise.
6367 (vec_set_lo_<mode>): Likewise.
6368 (vec_set_hi_<mode>): Likewise.
6369 (vec_set_lo_v16hi): Likewise.
6370 (vec_set_hi_v16hi): Likewise.
6371 (vec_set_lo_v32qi): Likewise.
6372 (vec_set_hi_v32qi): Likewise.
6373 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6374 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6375 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6376 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6377 (vec_init<mode>): Likewise.
6378 (*vec_concat<mode>_avx): Likewise.
6379 (blendbits): Support V8SF and V4DF.
6380 (sse2_movq128): Support AVX.
6381 (<sse>_movnt<mode>): Likewise.
6382 (sse2_movntv2di): Likewise.
6383 (sse_rcpv4sf2): Likewise.
6384 (sse_sqrtv4sf2): Likewise.
6385 (sse_rsqrtv4sf2): Likewise.
6386 (<sse>_comi): Likewise.
6387 (<sse>_ucomi): Likewise.
6388 (sse_cvtss2si): Likewise.
6389 (sse_cvtss2si_2): Likewise.
6390 (sse_cvtss2siq): Likewise.
6391 (sse_cvtss2siq_2): Likewise.
6392 (sse_cvttss2si): Likewise.
6393 (sse_cvttss2siq): Likewise.
6394 (sse2_cvtsd2si): Likewise.
6395 (sse2_cvtsd2si_2): Likewise.
6396 (sse2_cvtsd2siq): Likewise.
6397 (sse2_cvtsd2siq_2): Likewise.
6398 (sse2_cvttsd2si): Likewise.
6399 (sse2_cvttsd2siq): Likewise.
6400 (sse2_cvtdq2pd): Likewise.
6401 (*sse2_cvtpd2dq): Likewise.
6402 (*sse2_cvttpd2dq): Likewise.
6403 (*sse2_cvtpd2ps): Likewise.
6404 (sse2_cvtps2pd): Likewise.
6405 (sse3_movshdup): Likewise.
6406 (sse3_movsldup): Likewise.
6407 (sse_storehps): Likewise.
6408 (*sse4_1_extractps): Likewise.
6409 (sse2_storelpd): Likewise.
6410 (vec_dupv2df_sse3): Likewise.
6411 (*vec_concatv2df_sse3): Likewise.
6412 (*sse4_1_pextrb): Likewise.
6413 (*sse4_1_pextrb_memory): Likewise.
6414 (*sse2_pextrw): Likewise.
6415 (*sse4_1_pextrw_memory): Likewise.
6416 (*sse4_1_pextrd): Likewise.
6417 (*sse4_1_pextrq): Likewise.
6418 (sse2_pshufd_1): Likewise.
6419 (sse2_pshuflw_1): Likewise.
6420 (sse2_pshufhw_1): Likewise.
6421 (*sse2_storeq_rex64): Likewise.
6422 (*vec_dupv4si): Likewise.
6423 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6424 (sse2_pmovmskb): Likewise.
6425 (*sse2_maskmovdqu): Likewise.
6426 (*sse2_maskmovdqu_rex64): Likewise.
6427 (sse_ldmxcsr): Likewise.
6428 (sse_stmxcsr): Likewise.
6429 (abs<mode>2): Likewise.
6430 (sse4_1_movntdqa): Likewise.
6431 (sse4_1_phminposuw): Likewise.
6432 (sse4_1_extendv8qiv8hi2): Likewise.
6433 (*sse4_1_extendv8qiv8hi2): Likewise.
6434 (sse4_1_extendv4qiv4si2): Likewise.
6435 (*sse4_1_extendv4qiv4si2): Likewise.
6436 (sse4_1_extendv2qiv2di2): Likewise.
6437 (*sse4_1_extendv2qiv2di2): Likewise.
6438 (sse4_1_extendv4hiv4si2): Likewise.
6439 (*sse4_1_extendv4hiv4si2): Likewise.
6440 (sse4_1_extendv2hiv2di2): Likewise.
6441 (*sse4_1_extendv2hiv2di2): Likewise.
6442 (sse4_1_extendv2siv2di2): Likewise.
6443 (*sse4_1_extendv2siv2di2): Likewise.
6444 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6445 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6446 (sse4_1_zero_extendv4qiv4si2): Likewise.
6447 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6448 (sse4_1_zero_extendv2qiv2di2): Likewise.
6449 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6450 (sse4_1_zero_extendv4hiv4si2): Likewise.
6451 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6452 (sse4_1_zero_extendv2hiv2di2): Likewise.
6453 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6454 (sse4_1_zero_extendv2siv2di2): Likewise.
6455 (*sse4_1_zero_extendv2siv2di2): Likewise.
6456 (sse4_1_ptest): Likewise.
6457 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6458 (sse4_2_pcmpestri): Likewise.
6459 (sse4_2_pcmpestrm): Likewise.
6460 (sse4_2_pcmpistri): Likewise.
6461 (sse4_2_pcmpistrm): Likewise.
6463 (aeskeygenassist): Likewise.
6465 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6467 * config/i386/predicates.md (vzeroall_operation): New.
6469 * config/i386/sse.md (avx_vzeroall): New.
6470 (*avx_vzeroall): Likewise.
6472 2008-08-28 Paul Brook <paul@codesourcery.com>
6473 Mark Shinwell <shinwell@codesourcery.com>
6474 Richard Earnshaw <richard.earnshaw@arm.com>
6476 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6477 (TARGET_MIN_ANCHOR_OFFSET): New.
6478 (arm_override_options): Set correct anchor ranges for Thumb-1
6479 and Thumb-2 if required.
6480 (legitimize_pic_address): Handle case involving a TLS symbol
6481 reference with an addend.
6482 (arm_optimization_options): Enable section anchors at -O1 and
6484 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6485 * config/arm/arm-protos.h (arm_optimization_options): New.
6487 2008-08-28 Nick Clifton <nickc@redhat.com>
6489 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6490 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6493 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6494 * config/v850/v850.md (return): Remove frame size restriction.
6496 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6498 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6500 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6502 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6504 2008-08-28 Paul Brook <paul@codesourcery.com>
6506 * config/arm/vfp11.md: Update license notice.
6507 * config/arm/cortex-r4.md: Ditto.
6509 2008-08-28 Richard Guenther <rguenther@suse.de>
6511 PR tree-optimization/37207
6512 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6515 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6518 * tree.c (int_fits_type_p): Don't forget unsigned integers
6519 of type sizetype which higher end word equals -1.
6521 2008-08-28 Ira Rosen <irar@il.ibm.com>
6523 * target.h (struct vectorize): Add new target builtin.
6524 * tree-vectorizer.c (destroy_loop_vec_info): Call
6525 vect_free_slp_instance instead of vect_free_slp_node.
6526 * tree-vectorizer.h (enum slp_load_perm_type): New.
6527 (struct _slp_instance): Add new fields.
6528 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6529 (SLP_INSTANCE_LOADS): New.
6530 (vect_free_slp_tree): Remove.
6531 (vect_free_slp_instance): Declare.
6532 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6533 (vectorizable_load): Add argument.
6534 (vect_transform_slp_perm_load): New.
6535 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6537 (vect_get_place_in_interleaving_chain): New function.
6538 (vect_free_slp_tree): Make static.
6539 (vect_free_slp_instance): New function.
6540 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6541 collect the load location in the interleaving chain.
6542 (vect_supported_slp_permutation_p): New function.
6543 (vect_supported_load_permutation_p): Likewise.
6544 (vect_analyze_slp_instance): In case of loads permutation, call
6545 vect_supported_load_permutation_p to check that the permutation is
6547 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6548 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6549 (vect_create_mask_and_perm): New function.
6550 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6551 (vectorizable_load): Add an argument. Don't keep the created vectors
6552 statements in the node if permutation is required. Call
6553 vect_transform_slp_perm_load to generate the permutation.
6554 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6555 additional argument.
6556 (vect_schedule_slp_instance): In case of loads permutation, allocate
6557 vectorized statements structure for all the related SLP nodes. Call
6558 vect_transform_stmt with addditional argument.
6559 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6560 * config/spu/spu.c (spu_builtin_vec_perm): New.
6561 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6562 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6563 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6564 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6566 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6568 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6569 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6570 __gthread_cond_signal, __gthread_cond_timedwait,
6571 __gthread_cond_timedwait_recursive): New functions.
6572 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6574 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6577 2008-08-28 Richard Guenther <rguenther@suse.de>
6580 * fold-const.c (maybe_canonicalize_comparison_1): Require
6581 undefined overflow only for canonicalizing A +- CST cmp CST.
6582 Make sure to not generate new constants that are not inside
6583 their TYPE_MIN/MAX_VALUE range.
6584 (maybe_canonicalize_comparison): Remove undefined overflow
6586 (fold_binary): Remove now duplicate folding.
6588 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6590 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6591 use not updated in the last change.
6593 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6595 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6596 (IRA_COVER_CLASSES): Add FPUL_REGS.
6598 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6601 * c-common.c (conversion_warning): Check for null operands.
6603 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6606 * c-decl.c (check_for_loop_decls): Improve error message. Give
6609 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6612 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6613 (convert_for_assignment): Pass corrent OPT_W* parameter to
6614 WARN_FOR_ASSIGNMENT.
6616 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6619 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6621 2008-08-27 Paul Brook <paul@codesourcery.com>
6623 * config.gcc: Loosen checks for arm uclinux eabi targets.
6625 2008-08-27 Paul Brook <paul@codesourcery.com>
6627 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6629 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6631 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6633 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6634 the enumerators of an ENUMERAL_TYPE.
6635 * dbxout.c (dbxout_type): Ditto.
6637 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6640 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6641 (fwprop_addr): Check that the loop_father is not the outer loop.
6643 2008-08-26 Paul Brook <paul@codesourcery.com>
6645 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6646 Remove documentation entry for fmul type.
6647 Use fmuls to annotate single-precision multiplication patterns,
6648 fmuld to annotate double-precision multiplication patterns,
6649 fmacs to annotate single-precision multiply-accumulate patterns
6650 and fmacd to annotate double-precision multiply-accumulate patterns.
6651 * config/arm/vfp11.md: Update reservations accordingly.
6652 * config/arm/arm.md: Note that certain values of the "type"
6653 attribute are documented in vfp.md.
6654 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6655 (v10_cvt): Use new fmul types.
6657 2008-08-26 Paul Brook <paul@codesourcery.com>
6659 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6660 * config/arm/vfp11.md: ...here. New.
6661 * config/arm/arm.md: Include vfp11.md.
6663 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6665 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6666 parameter to inform call.
6668 2008-08-26 Jeff Law <law@redhat.com>
6670 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6671 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6672 preferred class when copying a constant into a partial word register.
6674 2008-08-26 Ben Elliston <bje@au.ibm.com>
6676 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6677 * cp/typeck.c: Likewise.
6678 * cp/tree.c: Likewise.
6679 * gimple-low.c: Likewise.
6682 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6684 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6685 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6687 * doc/passes.texi: Describe IRA.
6689 * doc/tm.texi (IRA_COVER_CLASSES,
6690 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6692 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6693 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6694 -fira-propagate-cost, -fno-ira-share-save-slots,
6695 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6697 * flags.h (ira_algorithm): New enumeration.
6698 (flag_ira_algorithm, flag_ira_verbose): New external variable
6701 * postreload.c (gate_handle_postreload): Don't do post reload
6702 optimizations unless the reload is completed.
6704 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6707 * tree-pass.h (pass_ira): New external variable declaration.
6709 * reload.h: Add 2008 to the Copyright.
6711 * cfgloopanal.c: Include params.h.
6712 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6715 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6717 * toplev.c (ira.h): New include.
6718 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6719 (backend_init_target): Call ira_init.
6720 (backend_init): Call ira_init_once.
6721 (finalize): Call finish_ira_once.
6723 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6724 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6727 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6728 may_move_out_cost): New external variable declarations.
6729 (move_table): New typedef.
6731 * caller-save.c: Include headers output.h and ira.h.
6732 (no_caller_save_reg_set): New global variable.
6733 (save_slots_num, save_slots): New variables.
6734 (reg_save_code, reg_restore_code, add_stored_regs): Add
6736 (init_caller_save): Set up no_caller_save_reg_set.
6737 (init_save_areas): Reset save_slots_num.
6738 (saved_hard_reg): New structure.
6739 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6740 (initiate_saved_hard_regs, new_saved_hard_reg,
6741 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6743 (setup_save_areas): Add code for sharing stack slots.
6744 (all_blocks): New variable.
6745 (save_call_clobbered_regs): Process pseudo-register too.
6746 (mark_set_regs): Process pseudo-register too.
6747 (insert_one_insn): Put the insn after bb note in a empty basic
6748 block. Add insn check.
6750 * global.c (eliminable_regset): Make it external.
6751 (mark_elimination): Use DF_LR_IN for IRA.
6752 (pseudo_for_reload_consideration_p): New.
6753 (build_insn_chain): Make it external. Don't ignore spilled
6754 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6755 (gate_handle_global_alloc): New function.
6756 (pass_global_alloc): Add the gate function.
6758 * opts.c (decode_options): Set up flag_ira. Print the warning for
6760 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6762 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6764 * regmove.c (regmove_optimize): Don't do replacement of output for
6767 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6768 New external variable declarations.
6770 * local-alloc.c (update_equiv_regs): Make it external. Return
6771 true if jump label rebuilding should be done. Rescan new_insn for
6773 (gate_handle_local_alloc): New function.
6774 (pass_local_alloc): Add the gate function.
6776 * alias.c (value_addr_p, stack_addr_p): New functions.
6777 (nonoverlapping_memrefs_p): Use them for IRA.
6779 * common.opt (fira, fira-algorithm, fira-coalesce,
6780 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6781 fira-verbose): New options.
6783 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6784 move_cost, may_move_in_cost, may_move_out_cost): Make the
6786 (move_table): Remove typedef.
6787 (init_move_cost): Make it external.
6788 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6791 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6792 setup_reg_classes): New function prototypes.
6793 (eliminable_regset): New external variable declaration.
6794 (build_insn_chain, update_equiv_regs): New function prototypes.
6796 * Makefile.in (IRA_INT_H): New definition.
6797 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6798 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6799 (reload1.o, toplev.o): Add dependence on ira.h.
6800 (cfgloopanal.o): Add PARAMS_H.
6801 (caller-save.o): Add dependence on output.h and ira.h.
6802 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6803 ira-emit.o, ira-lives.o): New entries.
6805 * passes.c (pass_ira): New pass.
6807 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6809 * reload1.c (ira.h): Include the header.
6810 (changed_allocation_pseudos): New bitmap.
6811 (init_reload): Initiate the bitmap.
6812 (compute_use_by_pseudos): Permits spilled registers in FROM.
6813 (temp_pseudo_reg_arr): New variable.
6814 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6815 IRA. Call alter_reg with the additional parameter. Don't clear
6816 spilled_pseudos for IRA. Restore original insn chain for IRA.
6817 Clear changed_allocation_pseudos at the end of reload.
6818 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6819 (hard_regno_to_pseudo_regno): New variable.
6820 (count_pseudo): Check spilled pseudos. Set up
6821 hard_regno_to_pseudo_regno.
6822 (count_spilled_pseudo): Check spilled pseudos. Update
6823 hard_regno_to_pseudo_regno.
6824 (find_reg): Use better_spill_reload_regno_p. Check
6825 hard_regno_to_pseudo_regno.
6826 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6828 (eliminate_regs_1): Use additional parameter for alter_reg.
6829 (finish_spills): Set up pseudo_previous_regs only for spilled
6830 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6831 more arguments. Don't clear live_throughout and dead_or_set for
6832 spilled pseudos. Use additional parameter for alter_reg. Call
6833 mark_allocation_change. Set up changed_allocation_pseudos.
6834 Remove sanity check.
6835 (emit_input_reload_insns, delete_output_reload): Use additional
6836 parameter for alter_reg. Call mark_allocation_change.
6837 (substitute, gen_reload_chain_without_interm_reg_p): New
6839 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6841 * testsuite/gcc.dg/20080410-1.c: New file.
6843 * config/s390/s390.h (IRA_COVER_CLASSES,
6844 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6846 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6848 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6850 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6852 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6854 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6856 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6858 2008-08-24 Jeff Law <law@redhat.com>
6859 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6860 when ignoring unavailable registers.
6862 2008-08-24 Jeff Law <law@redhat.com>
6863 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6864 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6865 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6866 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6868 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6869 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6871 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6872 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6873 * reload1.c (find_reg): Process registers in register allocation order.
6875 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6876 * toplev.c (backend_init_target): Move ira_init call from
6878 (lang_dependent_init_target): ...to here.
6880 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6881 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6882 calculate memory move costs for NO_REGS.
6884 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6885 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6886 STACK_REGS is defined.
6888 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6889 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6891 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6892 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6894 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6895 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6896 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6899 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6900 Dorit Nuzman <dorit@il.ibm.com>
6902 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6903 vec_extract_evenv4sf, vec_extract_evenv8hi,
6904 vec_extract_evenv16qi, vec_extract_oddv4si,
6905 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6906 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6907 vec_interleave_highv4si, vec_interleave_lowv4si,
6908 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6909 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6910 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6912 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6915 * config/rs6000/rs6000.c (optimization_options): Don't default to
6916 section anchors without toplevel reorder.
6918 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6920 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6921 (mfc_end_critical_section): Likewise.
6923 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6925 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6926 all type qualifiers from element type to vector type.
6928 2008-08-25 David Daney <ddaney@avtrex.com>
6930 * config/mips/mips.md (immediate_insn): Move up in file, fix
6931 comment typo, reformat.
6932 (fetchop_bit, atomic_hiqi_op memory_barrier,
6933 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6934 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6935 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6936 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6937 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6938 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6939 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6940 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6941 sync_old_nand<mode>, sync_new_nand<mode>,
6942 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6943 test_and_set_12): Moved to sync.md.
6945 * config/mips/sync.md: New file.
6947 2008-08-25 Richard Henderson <rth@redhat.com>
6949 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6950 (regsave): Likewise.
6951 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6952 (output_cfi_directive): Likewise.
6953 (div_data_align): New.
6954 (output_cfi): Use it.
6956 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6958 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6959 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6960 (TARGET_OCTEON): New macro.
6961 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6962 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6963 (ISA_HAS_POP): New macro.
6964 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6966 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6968 * config/mips/mips.md (cpu): Add octeon.
6969 (type): Add pop attribute value.
6970 (popcount<mode>2): New pattern.
6971 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6973 2008-08-24 Jan Hubicka <jh@suse.cz>
6975 * doc/invoke.texi (-fipa-cp-clone): New option.
6976 (-fipa-cp): Update docs.
6977 (--param ipcp-unit-growth):New.
6978 * ipa-cp.c: Include fibheap.h, params.h
6979 (ipcp_initialize_node_lattices): When not cloning, all externally
6980 visible functions are bottom.
6981 (ipcp_need_redirect_p): Accept clones.
6982 (ipcp_insert_stage): Use cost driven heuristics.
6983 (max_count, dead_nodes): New static vars.
6984 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6985 ipcp_const_param_count): New functions.
6986 * common.opt (ipa-cp-clone): New command line option.
6987 * params.def (ipcp-unit-growth): New.
6989 2008-08-24 Jan Hubicka <jh@suse.cz>
6991 * tree-inline.c (tree_function_versioning): Look harder
6992 for referenced vars.
6994 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6996 PR tree-optimization/37185
6997 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6999 2008-08-23 Jan Hubicka <jh@suse.cz>
7001 * ipa-cp.c (ipcp_analyze_node): New function.
7002 (ipcp_update_cloned_node): Use it.
7003 (ipcp_init_stage): Likewise.
7004 * ipa-inline.c (function_insertion_hook_holder): New static var.
7005 (analyze_function): Break out from ....
7006 (inline_generate_summary): Here; register insertion hook.
7007 (cgraph_decide_inlining): Remove hook.
7008 (add_new_function): New function.
7010 2008-08-23 Jan Hubicka <jh@suse.cz>
7012 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7014 2008-08-23 Jan Hubicka <jh@suse.cz>
7016 * ipa-cp.c (constant_val_insert): Remove.
7017 (ipcp_propagate_one_const): Remove.
7018 (ipcp_create_replace_map): Always insert replacements to the map.
7019 (ipcp_insert_stage): Do not try to insert statements by hand.
7020 * tree-inline.c (insert_init_stmt): Break out from ...
7021 (setup_one_parameter): ... here; allow NULL BB pointer.
7022 (tree_function_versioning): Use setup_one_parameter to process
7025 2008-08-23 Jan Hubicka <jh@suse.cz>
7027 * tree.c (decl_address_ip_invariant_p): New function.
7028 * tree.h (decl_address_ip_invariant_p): Declare.
7029 * gimple.c (strip_invariant_refs): Break out from ...
7030 (is_gimple_invariant_address): ... here
7031 (is_gimple_ip_invariant_address): New function.
7032 (is_gimple_ip_invariant): New function.
7033 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7036 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7037 (ipcp_lat_is_insertable): All constants are insertable.
7038 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7039 IPA_CONST_VALUE_REF.
7040 (ipcp_initialize_node_lattices): Propagate all types of operands.
7041 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7042 (ipcp_create_replace_map): Reformat.
7043 (ipcp_need_redirect_p): Simplify.
7044 (ipcp_insert_stage): Check that argument is used before clonning.
7045 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7047 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7048 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7049 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7050 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7051 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7052 * tree-inline.c (tree_function_versioning): Add variables referenced
7055 2008-08-23 Jan Hubicka <jh@suse.cz>
7058 * i386.c (standard_80387_constant_p): Use optimize_size.
7060 2008-08-23 Ira Rosen <irar@il.ibm.com>
7062 PR tree-optimization/37161
7063 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7064 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7065 (vect_determine_vectorization_factor): Move the scalar type
7066 retrieval to vect_get_smallest_scalar_type.
7067 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7068 scalar type. Remove redundant computation.
7069 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7070 (vect_get_slp_defs): Take the type of RHS into account if
7071 necessary by calling vect_get_smallest_scalar_type. Call
7072 vect_get_constant_vectors with additional argument.
7074 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7077 * doc/invoke.texi (Wwrite-strings): Clarify description.
7079 2008-08-23 Ira Rosen <irar@il.ibm.com>
7081 PR tree-optimization/37174
7082 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7083 def stmt is a part of the loop before accessing its stmt_vec_info.
7085 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7088 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7089 (*swap): New insn pattern.
7090 (*ashlqi3): Rename from ashlqi3 insn pattern.
7091 (ashlqi3): New expanders.
7092 (*lshrqi3): Rename from lshrqi3 insn pattern.
7093 (lshrqi3): New expanders.
7094 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7095 lshrqi3_const5, lshrqi3_const6): New splitters.
7096 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7097 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7100 2008-08-22 Richard Guenther <rguenther@suse.de>
7102 PR tree-optimization/37078
7103 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7104 [+INF, +INF] ranges.
7106 2008-08-22 Richard Guenther <rguenther@suse.de>
7108 PR tree-optimization/37143
7109 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7110 a conversion statement instead of a copy.
7112 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7115 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7116 CCCmode, CCOmode and CCSmode destination modes.
7119 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7120 from different units in a single alternative.
7121 (*vec_extractv2sf_1): Ditto.
7122 (*vec_extractv2si_0): Ditto.
7123 (*vec_extractv2si_1): Ditto.
7124 * config/i386/sse.md (sse2_storehpd): Ditto.
7125 (sse2_storelpd): Ditto.
7126 (sse2_loadhpd): Ditto.
7127 (sse2_loadlpd): Ditto.
7130 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7131 (popcountsi2): Ditto.
7132 (clzdi2_abm): Ditto.
7133 (popcountdi2): Ditto.
7134 (clzhi2_abm): Ditto.
7135 (popcounthi2): Ditto.
7137 2008-08-22 Richard Guenther <rguenther@suse.de>
7141 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7142 if the multiplication does not overflow.
7144 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7146 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7148 2008-08-21 Richard Henderson <rth@redhat.com>
7150 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7151 spurrious comma from test.
7152 * configure: Rebuild.
7154 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7157 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7160 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7162 * c-tree.h (grokfield): New argument.
7163 * c-decl.c (grokfield): Handle new location argument.
7164 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7166 2008-08-21 Richard Guenther <rguenther@suse.de>
7168 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7170 2008-08-21 Jan Hubicka <jh@suse.cz>
7172 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7173 (cgraph_add_function_insertion_hook,
7174 cgraph_remove_function_insertion_hook,
7175 cgraph_call_function_insertion_hooks): New functions.
7176 * cgraph.h (cgraph_add_function_insertion_hook,
7177 cgraph_remove_function_insertion_hook,
7178 cgraph_call_function_insertion_hooks): Declare.
7179 * ipa-reference.c (function_insertion_hook_holder): New variable.
7180 (check_operand, look_for_address_of): When checking late, do not care
7181 about module bitmaps.
7182 (add_new_function): New function.
7183 (generate_summary): Register hooks; zero module bitmaps.
7184 (propagate): Unregister hooks.
7185 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7186 (add_new_function): New function.
7187 (generate_summary): Register hook.
7188 (propagate): Remove hook.
7190 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7192 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7193 * ipa-cp.c (ipcp_update_cloned_node): New function.
7194 (build_const_val): Handle functions correctly; bring type logic
7195 into sync with tree-inline.c
7196 (ipcp_init_stage): Take care of computing stuff needed by
7197 indirect inlining; update clones.
7198 (ipcp_generate_summary): Break out of ipcp_driver.
7199 (ipcp_driver): Do only execution and transformation.
7200 (pass_ipa_cp): Make IPA_PASS.
7201 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7203 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7204 ipcp, some info is already available.
7205 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7206 * tree-inline.c (remap_ssa_name): Unshare expression.
7208 2008-08-21 Richard Guenther <rguenther@suse.de>
7210 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7211 a PHI ask VN if it is already available.
7212 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7213 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7215 2008-08-21 Richard Guenther <rguenther@suse.de>
7218 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7219 makes sure to produce a result of the correct type.
7221 2008-08-21 Jan Hubicka <jh@suse.cz>
7222 Backport from LTO branch:
7224 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7225 Jan Hubicka <jh@suse.cz>
7228 (init_state, finish_state, set_function_state, generate_summary):
7230 (scan_stmt): Renamed from scan_function. Changed to keep state in
7231 local static vars rather than cgraph aux field.
7232 (propagate): Renamed from static_execute. Changed to keep state in
7233 local static vars rather than cgraph aux field.
7234 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7235 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7237 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7239 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7240 * ipa-reference.c (init_function_info, generate_summary,
7241 propagate): New functions.
7242 (analyze_function): Call init_function_info.
7243 (static_execute): Stripped into generate_summary and propagate.
7244 (pass_ipa_reference): Made into ipa_opt_pass.
7246 2008-08-21 Richard Guenther <rguenther@suse.de>
7248 PR tree-optimization/37181
7249 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7251 (extract_range_from_unary_expr): Likewise.
7253 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7255 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7257 * toplev.h (pedwarn_at): Likewise.
7258 * builtins.c: Update all calls to pedwarn.
7259 * c-lex.c: Likewise.
7260 * toplev.c: Likewise.
7261 * c-tree.h: Likewise.
7262 * c-decl.c: Likewise.
7263 * c-errors.c: Likewise.
7264 * c-typeck.c: Likewise.
7265 * c-common.c: Likewise.
7266 * c-parser.c: Likewise.
7268 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7271 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7272 with MODE_VECTOR_INT mode.
7274 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7277 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7278 initialized outside the current module.
7279 (warn_uninitialized_var): Ignore left-hand side when walking the
7280 trees. Ignore address expressions. Examine VUSE operands in gimple
7281 statements with a variable declaration on the right-hand side.
7283 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7286 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7288 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7291 * c-common.c (conversion_warning): Do not warn if applying bit-and
7292 operator to unsigned constant that fits in the target type.
7294 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7297 * c-common.c (conversion_warning): Do not warn for artificial
7300 2008-08-20 Richard Guenther <rguenther@suse.de>
7302 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7303 (extract_range_from_binary_expr): Fall back to constant propagation.
7304 (extract_range_from_unary_expr): Likewise.
7306 2008-08-20 Richard Guenther <rguenther@suse.de>
7308 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7309 with TREE_THIS_VOLATILE on shared nodes.
7310 (fold_stmt_r): Likewise.
7312 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7315 * c-parser.c (c_parser_attributes): For keywords use canonical
7316 spelling for attr_name.
7318 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7320 * value-prof.c (check_counter): Revert wrong call to error.
7322 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7324 * profile.c: Update calls to inform.
7325 * value-prof.c: Update calls to inform.
7327 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7329 * diagnostic.c (inform): Add an explicit location_t parameter.
7330 * toplev.h (inform): Update declaration.
7331 * builtins.c: Update all calls to inform.
7332 * c-common.c: Likewise.
7333 * c-decl.c: Likewise.
7334 * c-opts.c: Likewise.
7335 * c-pch.c: Likewise.
7336 * c-pragma.c: Likewise.
7337 * c-typeck.c: Likewise.
7338 * coverage.c: Likewise.
7340 * toplev.c: Likewise.
7341 * tree-cfg.c: Likewise.
7342 * tree-ssa.c: Likewise.
7344 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7347 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7348 V2DI mode, for SSE4.1, use movq instead of vector set if the
7349 second element is zero and inter-unit moves are OK.
7351 2008-08-20 Richard Guenther <rguenther@suse.de>
7353 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7354 properly handle conversion/copy chains after tuplification.
7356 2008-08-20 Richard Guenther <rguenther@suse.de>
7358 * passes.c (init_optimization_passes): Move the second
7359 forwprop pass before alias computation. Remove the second
7360 DCE pass. Remove the first dominator and phi copy/const
7363 2008-08-20 Nick Clifton <nickc@redhat.com>
7365 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7366 support of this feature. Do not assume that a sufficiently new
7367 assembler will support the feature regardless of the target type.
7368 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7369 * configure: Regenerate.
7371 2008-08-20 Richard Guenther <rguenther@suse.de>
7373 * tree-vrp.c (found_in_subgraph): Remove.
7374 (live): New global static.
7375 (live_on_edge): New function.
7376 (blocks_visited): Remove.
7377 (register_edge_assert_for_2): Use live_on_edge.
7378 (find_conditional_asserts): Remove code dealing with
7379 found_in_subgraph. Do not walk the CFG.
7380 (find_switch_asserts): Likewise.
7381 (find_assert_locations_1): Renamed from find_assert_locations.
7382 Move finding assert locations for conditional and switch
7383 statements first. Update live bitmap. Do not walk the CFG.
7384 (find_assert_locations): New function.
7385 (insert_range_assertions): Remove entry of CFG walk.
7386 Adjust call to find_assert_locations.
7387 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7388 that only can appear because of fake exit edges but assert we
7389 never try to insert on those.
7390 (fini_pre): Do not remove fake exit edges here...
7391 (execute_pre): ...but here, before committing edge inserts.
7393 2008-08-19 Richard Guenther <rguenther@suse.de>
7395 * passes.c (init_optimization_passes): Exchange store-ccp
7398 2008-08-19 Rafael Espíndola <espindola@google.com>
7400 * varasm.c (weak_decls): Move earlier in the file.
7401 (assemble_external): Add weak decls to the weak_decls list.
7402 (declare_weak): Don't add decls to the weak_decls list.
7404 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7407 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7408 before (sse2_shufpd_<mode>).
7410 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7413 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7414 * tree.c (block_nonartificial_location): Likewise.
7416 2008-08-19 Richard Guenther <rguenther@suse.de>
7418 PR tree-optimization/35972
7419 PR tree-optimization/23094
7420 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7422 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7423 handle MISALIGNED_INDIRECT_REF.
7424 (get_ref_from_reference_ops): New helper.
7425 (vn_reference_lookup_pieces): Walk the use-def chain using the
7426 alias-oracle if requested.
7427 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7428 walking the use-def chain.
7429 (compute_avail): But not here.
7430 (create_component_ref_by_pieces_1): Properly handle
7431 MISALIGNED_INDIRECT_REF.
7432 (do_regular_insertion): Handle fully redundant
7433 expressions after PHI-translation also for SSA_NAME values, not
7434 only constants. Correctly use edoubleprime for that.
7436 2008-08-19 Ira Rosen <irar@il.ibm.com>
7438 * tree-vectorizer.c (supportable_widening_operation): Support
7439 multi-step conversion, return the number of steps in such conversion
7440 and the required intermediate types.
7441 (supportable_narrowing_operation): Likewise.
7442 * tree-vectorizer.h (vect_pow2): New function.
7443 (supportable_widening_operation): Change argument types.
7444 (supportable_narrowing_operation): Likewise.
7445 (vectorizable_type_promotion): Add an argument.
7446 (vectorizable_type_demotion): Likewise.
7447 * tree-vect-analyze.c (vect_analyze_operations): Call
7448 vectorizable_type_promotion and vectorizable_type_demotion with
7449 additional argument.
7450 (vect_get_and_check_slp_defs): Detect patterns.
7451 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7453 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7454 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7455 factor according to the smallest type in the loop.
7456 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7457 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7458 supportable_widening_operation with correct arguments.
7459 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7460 operands lists according to the number of vector statements in left
7461 or right node, if exists.
7462 (vect_gen_widened_results_half): Remove unused argument.
7463 (vectorizable_conversion): Call supportable_widening_operation,
7464 supportable_narrowing_operation, and vect_gen_widened_results_half
7465 with correct arguments.
7466 (vectorizable_assignment): Change documentation, support multiple
7468 (vectorizable_operation): Likewise.
7469 (vect_get_loop_based_defs): New function.
7470 (vect_create_vectorized_demotion_stmts): Likewise.
7471 (vectorizable_type_demotion): Support loop-aware SLP and general
7472 multi-step conversion. Call vect_get_loop_based_defs and
7473 vect_create_vectorized_demotion_stmts for transformation.
7474 (vect_create_vectorized_promotion_stmts): New function.
7475 (vectorizable_type_promotion): Support loop-aware SLP and general
7476 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7478 (vectorizable_store): Change documentation, support multiple
7480 (vectorizable_load): Likewise.
7481 (vect_transform_stmt): Pass SLP_NODE to
7482 vectorizable_type_promotion and vectorizable_type_demotion.
7483 (vect_schedule_slp_instance): Move here the calculation of number
7484 of vectorized statements for each node from...
7485 (vect_schedule_slp): ... here.
7486 (vect_transform_loop): Call vect_schedule_slp without the last
7489 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7492 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7493 to == in assert statement.
7494 (vectorizable_reduction): Fix typo.
7496 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7499 * value-prof.c (check_counter): Dereference pointer to overall
7500 count when printing it.
7502 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7504 * profile.h: Really add it.
7506 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7508 * mcf.c: Really add it.
7510 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7511 Vinodha Ramasamy <vinodha@google.com>
7513 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7515 * value-prof.c (check_counter): Fix the counter if
7516 flag_profile_correction is true.
7517 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7518 tree_mod_subtract_transform):
7519 Follow check_counter parameter change.
7520 * common.opt (fprofile-correction): New option.
7522 * profile.h: Likewise.
7523 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7524 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7525 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7527 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7528 flag_profile_correction is set.
7530 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7532 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7534 2008-08-18 Tomas Bily <tbily@suse.cz>
7536 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7537 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7539 * tree-data-ref.c (split_constant_offset_1): Likewise.
7540 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7541 * tree-sra.c (sra_walk_expr): Likewise.
7542 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7543 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7544 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7545 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7547 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7548 * tree-vect-transform.c (vectorizable_type_demotion)
7549 (vectorizable_type_promotion): Likewise.
7550 * tree-inline.c (expand_call_inline):
7551 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7552 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7553 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7554 * expr.c (expand_expr_real_1): Likewise.
7555 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7556 (gimple_assign_unary_useless_conversion_p): Likewise.
7557 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7558 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7559 * fold-const.c (fold_unary): Likewise.
7560 * tree.h (CONVERT_EXPR_P): Likewise.
7561 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7562 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7564 (register_edge_assert_for_2, extract_range_from_unary_expr)
7565 (register_edge_assert_for_1): Likewise.
7567 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7569 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7570 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7571 (enum real_value_const): Delete.
7572 (get_real_const): Delete.
7573 * real.c (get_real_const): Delete.
7574 (dconst_e_ptr): Define.
7575 (dconst_third_ptr): Define.
7576 (dconst_sqrt2_ptr): Define.
7577 * builtins.c: Update all callers.
7579 2008-08-18 Richard Guenther <rguenther@suse.de>
7581 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7582 statement iterator after statement removal.
7584 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7586 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7587 (detect_processor_freebsd): Likewise.
7588 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7590 2008-08-18 Richard Guenther <rguenther@suse.de>
7592 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7593 and loads have the correct types.
7595 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7598 * c-opts.c (cpp_opts): Remove static.
7599 * c-parser.c (cpp_opts): Declare it extern.
7600 (disable_extension_diagnostics): Handle cpp options.
7601 (enable_extension_diagnostics): Likewise.
7603 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7605 * diagnostics.c (permerror_at): Rename as permerror.
7606 (permerror): Delete.
7607 * toplev.h: Likewise.
7609 2008-08-18 Richard Guenther <rguenther@suse.de>
7611 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7612 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7613 Move call_cdce before build_alias. Move copyrename2,
7614 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7615 right after final inlining.
7616 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7617 (pass_build_cfg): But instead via TODO_dump_func.
7619 2008-08-18 Richard Guenther <rguenther@suse.de>
7621 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7623 (scalarize_init): If we failed to generate some initializers
7624 do not generate zeros for not instantiated members. Instead
7625 rely on the copy out.
7626 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7627 about missing flow-sensitive alias info only if we have
7630 2008-08-17 Nick Clifton <nickc@redhat.com>
7632 * doc/extend.texi (Function Attributes): Fix typo in description
7633 if hot function attribute.
7635 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7636 Richard Sandiford <rdsandiford@googlemail.com>
7638 * doc/install.texi (--with-mips-plt): Document.
7639 * doc/invoke.texi (-mplt, -mno-plt): Document.
7640 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7641 and handle ${with_mips_plt}.
7642 * config/mips/mips.opt (mplt): New option.
7643 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7644 (TARGET_ABICALLS_PIC2): Likewise.
7645 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7646 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7647 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7648 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7649 to decide whether to output ".option picX" directives.
7650 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7651 Pass -call_nonpic rather than -KPIC for -mplt.
7652 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7653 on the command line. Also remove it when -mabi=64 is used without
7655 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7656 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7657 TARGET_ABICALLS_PIC0.
7658 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7660 (mips16_build_function_stub): Only output ".option pic" directives
7661 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7662 (mips16_build_call_stub): Fix comment and remove redundant
7663 ".set at"/"set .noat" directives.
7664 (mips_function_rodata_section): Use the default behaviour for
7665 TARGET_ABSOLUTE_ABICALLS.
7666 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7667 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7668 (mips_restore_gp): Do nothing if the current function doesn't use
7670 (mips_expand_prologue): Only save $gp if the current function uses it.
7671 Use a normal move for TARGET_ABICALLS_PIC0.
7672 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7674 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7676 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7677 of function when handling GLOBAL_POINTER_REGNUM.
7679 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7682 * common.opt (-fstack-check): Do not declare the variable here.
7683 (-fstack-check=): New option variant.
7684 * doc/invoke.texi (Code Gen Options): Document it.
7685 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7686 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7687 (STACK_CHECK_STATIC_BUILTIN): New macro.
7688 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7689 * opts.c: Include expr.h.
7690 (common_handle_option) <OPT_fold_stack_check_>: New case.
7691 <OPT_fstack_check>: Likewise.
7692 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7693 consistently in the test for variable-sized types. Adjust for
7694 new behaviour of flag_stack_check.
7695 * explow.c: Include except.h.
7696 (allocate_dynamic_stack_space): Do not take into account
7697 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7698 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7699 for variable-sized parameters. Treat all parameters whose size is
7700 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7701 stack checking is enabled.
7702 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7703 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7704 if generic stack checking is enabled.
7705 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7706 * reload1.c (reload): Likewise.
7707 * stmt.c (expand_decl): Assert that all automatic variables have
7708 fixed size at this point and remove dead code.
7709 * flags.h (stack_check_type): New enumeration type.
7710 (flag_stack_check): Declare.
7711 * toplev.c (flag_stack_check): New global variable.
7712 * Makefile.in (opts.o): Add dependency on EXPR_H.
7713 (explow.o): Add dependency on except.h.
7715 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7717 * config/avr/avr.c (avr_override_options): Reduce value of
7718 PARAM_INLINE_CALL_COST.
7720 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7722 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7723 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7724 lieu of TYPE_MODE (type) throughout.
7726 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7728 * config/arm/arm.c (add_minipool_backward_ref): Check for
7729 8-byte-aligned entries in second case of forcing insertion after a
7730 particular entry. Change third case to avoid inserting
7731 non-8-byte-aligned entries before 8-byte-aligned ones.
7733 2008-08-15 Richard Guenther <rguenther@suse.de>
7735 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7736 strip components for unknown size accesses.
7738 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7740 * config/s390/2097.md New file.
7741 * config/s390/s390.md ("z10prop" attribute): Define none,
7742 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7743 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7744 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7745 possible values and apply them to insns as appropriate.
7746 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7747 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7748 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7749 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7750 ("bfp" mode attribute): Removed. Every occurence replaced
7752 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7753 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7756 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7759 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7762 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7764 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7765 additional argument. Support reduction when duplication is needed due
7766 to data-types of different sizes in the loop.
7767 (get_initial_def_for_induction): Fix printout.
7768 (vect_get_vec_def_for_stmt_copy): Support case where the
7769 vec_stmt_for_operand is a phi node.
7770 (vectorizable_reduction): Support reduction when duplication is needed
7771 due to data-types of different sizes in the loop.
7772 (vectorizable_call): Remove restriction to not vectorize in case we
7773 have data-types of different sizes in the loop.
7774 (vectorizable_conversion): Likewise.
7775 (vectorizable_operation): Likewise.
7776 (vectorizable_type_demotion): Likewise.
7777 (vectorizable_type_promotion): Likewise.
7778 (vectorizable_induction): Add restriction to not vectorize in case
7779 we have data-types of different sizes in the loop.
7781 2008-08-14 Christophe Saout <christophe@saout.de>
7782 Uros Bizjak <ubizjak@gmail.com>
7785 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7786 (*vec_concatv2di_rex64_sse4_1): Ditto.
7787 (*vec_concatv2di_rex64_sse): Ditto.
7789 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7792 * fold-const.c (fold_widened_comparison): Do not allow
7793 sign changes that change the result even if shorter type
7794 is wider than arg1_unw's type.
7796 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7798 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7799 Skip if the multilib testing specifies -march that does not
7800 agree with the one specified in the testcase.
7802 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7804 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7805 zero extend SImode values being converted to TFmode before passing
7808 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7810 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7811 __PPU__ when targeting the Cell/B.E. PPU processor.
7813 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7815 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7816 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7817 Rematerialize the static chain, if any.
7818 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7821 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7823 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7824 (new_loc_descr): Likewise.
7825 (add_loc_descr): Likewise.
7826 (size_of_loc_descr): Likewise.
7827 (size_of_locs): Likewise.
7828 (output_loc_operands): Likewise.
7829 (output_loc_sequence): Likewise.
7830 (new_reg_loc_descr): New.
7831 (build_cfa_loc): Use it.
7832 (build_cfa_aligned_loc): Likewise.
7833 (one_reg_loc_descriptor): Likewise.
7834 (based_loc_descr): Likewise.
7836 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7839 * doc/invoke.texi (Wmain): Update.
7840 * c-decl.c (start_decl): warn_main is only 0 or 1.
7841 (start_function): Likewise. Fix formatting.
7842 (finish_function): Delete redundant warning.
7843 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7844 * c-opts (c_common_handle_option): -Wall only has effect if
7845 warn_main is uninitialized. OPT_Wmain is automatically
7846 handled. -pedantic also enables Wmain.
7847 (c_common_post_options): Handle all logic for Wmain here.
7848 * c-common.c (warn_main): Delete.
7849 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7850 * c-common.h (warn_main): Delete.
7852 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7855 * expr.c (emit_group_store): Allocate stack temp with the
7856 largest alignment when copying from register to stack.
7858 2008-08-13 Richard Guenther <rguenther@suse.de>
7860 * tree.h (maybe_fold_offset_to_address): Declare.
7861 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7862 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7863 Likewise for POINTER_PLUS_EXPR.
7864 (maybe_fold_offset_to_reference): Enable disabled code.
7865 (maybe_fold_offset_to_address): New function.
7866 (fold_stmt_r): Use it.
7867 (fold_gimple_assign): Likewise.
7868 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7869 (gimplify_expr): Likewise.
7871 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7873 * toplev.h (pedwarn_at): Fix declaration.
7875 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7877 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7878 LINK_SPEC): Use %R in -Y P argument.
7880 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7883 * diagnostic.c (pedwarn_at): New.
7884 * toplev.h (pedwarn_at): Declare.
7885 * c-tree.h (build_enumerator): Update declaration.
7886 * c-decl.c (finish_enum): Update comment.
7887 (build_enumerator): Take a location parameter. Give a pedwarn but do
7888 not perform any conversion.
7889 * c-parser.c (c_parser_enum_specifier): Set correct location for
7892 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7895 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7896 expressions except for conversions to signed:1 bitfields. Handle
7897 COND_EXPR with constant operands.
7899 2008-08-13 Richard Guenther <rguenther@suse.de>
7901 PR tree-optimization/15255
7902 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7903 (struct oecount_s): New struct and VEC types.
7905 (oecount_hash): New function.
7906 (oecount_eq): Likewise.
7907 (oecount_cmp): Likewise.
7908 (zero_one_operation): New function.
7909 (build_and_add_sum): Likewise.
7910 (undistribute_ops_list): Perform un-distribution of multiplication
7911 and division on the chain of summands.
7912 (should_break_up_subtract): Also break up subtracts for factors.
7913 (reassociate_bb): Delete dead visited statements.
7914 Call undistribute_ops_list. Re-sort and optimize if it did something.
7915 * passes.c (init_optimization_passes): Move DSE before
7917 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7920 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7922 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7924 * doc/invoke.texi: Revert unintended checkin.
7926 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7929 * gcc.c (include_spec_function): Tweak call to find_a_file.
7931 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7934 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7935 and TRUTH_ORIF_EXPR.
7936 * dojump.c (do_jump): Likewise.
7938 PR tree-optimization/37084
7939 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7940 if id->regimplify, don't assume stmt is a cast assignment.
7942 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7944 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7946 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7949 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7952 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7954 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7955 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7957 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7958 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7959 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7960 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7961 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7963 * doc/tm.texi (Storage Layout): Remove documentation for
7964 TARGET_FLOAT_FORMAT.
7966 * simplify-rtx.c (simplify_binary_operation_1): Replace
7967 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7969 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7971 * real.h (struct real_format): New member has_sign_dependent_rounding.
7972 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7973 spu_single_format, ieee_double_format, mips_double_format,
7974 motorola_double_format, ieee_extended_motorola_format,
7975 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7976 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7977 mips_extended_format, ieee_quad_format, mips_quad_format,
7978 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7979 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7981 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7982 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7983 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7984 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7985 (ROUND_TOWARDS_ZERO): Likewise.
7987 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7988 (FLOAT_MODE_FORMAT): New macro.
7989 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7990 (MODE_COMPOSITE_P): ... this new macro.
7991 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7992 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7993 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7995 * flags.h: Include "real.h".
7997 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7998 REAL_MODE_FORMAT_COMPOSITE_P.
7999 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8001 * doc/tm.texi (Storage Layout): Remove documentation of
8002 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8003 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8004 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8005 they only apply to libgcc2.a.
8007 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8009 * config/spu/float_disf.c: New file.
8010 * config/spu/float_unsdisf.c: New file.
8011 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8012 (LIB2FUNCS_EXCLUDE): Define.
8014 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8015 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8017 * real.h (struct real_format): New member round_towards_zero.
8018 * real.c (round_for_format): Respect fmt->round_towards_zero.
8019 (ieee_single_format, mips_single_format, motorola_single_format,
8020 spu_single_format, ieee_double_format, mips_double_format,
8021 motorola_double_format, ieee_extended_motorola_format,
8022 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8023 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8024 mips_extended_format, ieee_quad_format, mips_quad_format,
8025 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8026 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8028 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8029 real_format to choose rounding mode when calling MPFR functions.
8030 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8031 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8033 * real.h (real_to_decimal_for_mode): Add prototype.
8034 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8035 Respect target rounding mode when generating decimal representation.
8036 (real_to_decimal): New stub for backwards compatibility.
8037 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8038 real_to_decimal_for_mode instead of real_to_decimal.
8040 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8042 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8043 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8045 * real.c (spu_single_format): New variable.
8046 * real.h (spu_single_format): Declare.
8048 * config/spu/spu.c (spu_override_options): Install SFmode format.
8049 (spu_split_immediate): Use integer mode to operate on pieces of
8050 floating-point values in all cases.
8052 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8053 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8054 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8056 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8058 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8060 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8062 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8064 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8067 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8068 on the VAR_DECL instead of TYPE_READONLY on its type.
8070 2008-08-12 Ira Rosen <irar@il.ibm.com>
8072 * tree-vectorizer.c: Depend on langhooks.h.
8073 (supportable_widening_operation): Add two arguments. Support double
8075 (supportable_narrowing_operation): Likewise.
8076 * tree-vectorizer.h (supportable_widening_operation): Add two
8078 (supportable_narrowing_operation): Likewise.
8079 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8080 supportable_widening_operation with correct arguments.
8081 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8082 (vectorizable_type_demotion): Support double type conversions.
8083 (vectorizable_type_promotion): Likewise.
8084 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8086 2008-08-11 Michael Matz <matz@suse.de>
8088 * i386/i386.c (override_options): Move initialisation from
8089 flag_schedule_insns_after_reload to here from ...
8090 (optimization_options): ... here.
8092 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8094 PR rtl-optimization/36998
8095 * dwarf2out.c (compute_barrier_args_size_1,
8096 compute_barrier_args_size): Temporarily remove assertions.
8098 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8101 * tree-ssa.c (struct walk_data): Add new flag
8102 warn_possibly_uninitialized.
8103 (warn_uninitialized_var): Use it.
8104 (warn_uninitialized_vars): New.
8105 (execute_early_warn_uninitialized): Call it.
8106 (execute_late_warn_uninitialized): Likewise.
8108 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8111 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8114 2008-08-09 Jan Hubicka <jh@suse.cz>
8117 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8119 (expand_fix): Be prepared for expansion to fail.
8120 (expand_sfix_optab): Remove instructions if expansion failed.
8122 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8124 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8126 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8127 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8129 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8131 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8132 mips/t-libgcc-mips16 to tmake_file.
8133 * config/mips/mips-protos.h (mips_call_type): New enum.
8134 (mips_pic_base_register, mips_got_load): Declare.
8135 (mips_restore_gp): Take an rtx argument.
8136 (mips_use_pic_fn_addr_reg_p): Declare.
8137 (mips_expand_call): Replace the sibcall_p argument with
8138 a mips_call_type argument. Add a lazy_p parameter.
8139 (mips_split_call): Declare.
8140 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8141 (MIPS16_PIC_TEMP): Likewise.
8142 (reg_class): Delete M16_NA_REGS.
8143 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8144 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8145 (mips_split_hi_p): Declare.
8146 * config/mips/mips.c (mips_split_hi_p): New array.
8147 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8148 (mips_got_symbol_type_p): New function.
8149 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8150 (mips16_stub_function_p): New function.
8151 (mips16_local_function_p): Likewise.
8152 (mips_use_pic_fn_addr_reg_p): Likewise.
8153 (mips_cannot_force_const_mem): Return false for HIGHs.
8154 Extend CONST_INT and symbolic handling to MIPS16, using
8155 mips_symbol_insns to check that the base symbol type is a
8156 legitimate constant. Reject GOT-based constants if
8157 TARGET_MIPS16_PCREL_LOADS.
8158 (mips_const_insns): Check targetm.cannot_force_const_mem when
8159 decomposing a symbolic base and a large offset.
8160 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8161 When calling a function that needs $25 from MIPS16 code,
8162 move the target address into $25 separately and add a USE
8164 (mips16_gp_pseudo_reg): Insert the initializer immediately
8165 before the first real insn.
8166 (mips_pic_base_register, mips_got_load): New functions.
8167 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8168 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8169 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8170 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8171 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8172 also passing NULL_RTX rather than const0_rtx as the aux argument.
8173 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8174 instead of TARGET_EXPLICIT_RELOCS.
8175 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8176 (mips_load_call_address): Replace the sibcall_p argument with
8177 a mips_call_type argument. Use mips_got_load.
8178 (mips16_local_alias): New structure.
8179 (mips16_local_aliases): New variable.
8180 (mips16_local_aliases_hash): New function.
8181 (mips16_local_aliases_eq): Likewise.
8182 (mips16_local_alias): Likewise.
8183 (mips16_stub_function): Likewise.
8184 (mips16_build_function_stub): Create a local alias for the target
8185 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8186 .cpload directive and an R_MIPS_NONE relocation for the target
8187 function, then load the alias rather than the function itself.
8188 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8189 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8190 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8191 (mips16_build_call_stub): Replace the FN parameter with an
8192 FN_PTR parameter. Force the address into a register if it
8193 isn't a call_insn_operand; don't rely on the caller to do this.
8194 If a call to a locally-defined and locally-binding MIPS16
8195 function must be made indirectly, redirect the call to the
8196 function's local alias. Use mips16_stub_function_p,
8197 mips16_stub_function, mips_expand_call and use_reg.
8198 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8199 Use explicit %hi and %lo accesses where possible.
8200 Use MIPS_CALL to generate the correct code form of a
8201 jal instruction. Add clobbers of $18 instead of uses.
8202 Update the call to mips_emit_call_insn.
8203 (mips_expand_call): Replace the SIBCALL_P argument with a
8204 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8205 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8206 allowing it to modify the call address. Update the calls to
8207 mips_load_call_address and mips_emit_call_insn.
8208 (mips_split_call): New function.
8209 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8210 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8211 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8212 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8213 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8215 (mips_cprestore_slot): New function.
8216 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8217 and use mips_cprestore_slot.
8218 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8220 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8221 then use a copygp_mips16 instruction to set up $28.
8222 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8223 (mips16_lay_out_constants): Call split_all_insns_noflow.
8224 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8225 false if TARGET_MIPS16.
8226 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8227 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8228 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8229 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8230 MIPS16 code. Allow MIPS16 o32 PIC.
8231 (mips_override_options): Allow MIPS16 o32 PIC.
8232 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8233 after reload if TARGET_USE_GOT.
8234 (UNSPEC_COPYGP): New constant.
8235 (length): Use a default length of 8 for MIPS16 GOT loads.
8236 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8237 (*got_page<mode>): Check mips_split_hi_p.
8238 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8239 (unspec_got<mode>, unspec_call<mode>): New expanders.
8240 (load_got<mode>, load_call<mode>): Remove the length attributes.
8241 Use a got attribute instead of a type attribute.
8242 (copygp_mips16): New insn.
8243 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8244 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8245 (sibcall, sibcall_value, call, call_value): Update the calls
8246 to mips_expand_call.
8247 (call_internal, call_value_internal): Use mips_split_call.
8248 (call_value_multiple_internal): Likewise.
8249 (call_split): Move after call_internal (the insn it is split from).
8250 (call_internal_direct, call_value_internal_direct): Turn into
8251 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8252 (call_direct_split, call_value_direct_split): New patterns.
8253 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8254 and use M16_REGS instead of M16_NA_REGS.
8255 * config/mips/predicates.md (const_call_insn_operand): Replace
8256 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8257 mips_use_pic_fn_addr_reg_p check.
8258 (move_operand): Reject HIGHs if mips_split_hi_p.
8259 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8260 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8261 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8262 * config/mips/libgcc-mips16.ver: New file.
8263 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8264 $(srcdir)/config/mips/libgcc-mips16.ver.
8266 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8268 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8270 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8271 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8272 (mips16_cfun_returns_in_fpr_p): Likewise.
8274 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8276 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8277 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8278 rather than 4 to PC.
8280 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8282 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8283 (FUNCTION_PROFILER): Save the static chain pointer into $2
8284 beforehand and restore it aftewards.
8285 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8286 address directly into $25 and call the function through $25;
8287 do not clobber $3. Pad the DImode version to cover the space
8288 left by the deleted $25 <- $3 move.
8289 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8290 the removal of the $25 <- $3 move.
8291 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8292 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8294 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8295 Daniel Jacobowitz <dan@codesourcery.com>
8297 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8298 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8299 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8300 * config/mips/mips.c (mips_start_function_definition): New function.
8301 (mips_end_function_definition): Likewise.
8302 (mips_output_function_prologue): Use mips_start_function_definition.
8303 (mips_output_function_epilogue): Use mips_end_function_definition.
8304 (build_mips16_function_stub): Use mips_start_function_definition
8305 and mips_end_function_definition.
8306 (build_mips16_call_stub): Likewise.
8308 2008-08-09 Richard Guenther <rguenther@suse.de>
8310 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8311 * gimple.h (gimple_call_fn): Adjust comment.
8312 (gimple_call_set_fndecl): New function.
8313 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8314 longer having bare FUNCTION_DECL operand.
8315 (gimple_call_return_type): Likewise.
8316 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8318 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8319 (gimple_mod_pow2): Likewise.
8320 (gimple_mod_subtract): Likewise.
8321 (gimple_ic): Likewise.
8322 (gimple_stringop_fixed_value): Likewise.
8323 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8324 longer having bare FUNCTION_DECL operand.
8325 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8326 * omp-low.c (optimize_omp_library_calls): Likewise.
8327 * cgraphunit.c (update_call_expr): Likewise.
8328 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8329 (execute_convert_to_rsqrt): Likewise.
8330 * cfgexpand.c (gimple_to_tree): Simplify.
8331 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8332 bare FUNCTION_DECL operand.
8333 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8334 (convert_gimple_call): Use gimple_call_fndecl.
8335 * c-common.c (c_warn_unused_result): Likewise.
8337 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8340 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8341 (c_finish_return): Likewise.
8342 (c_start_case): Likewise.
8343 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8344 * c-parser.c (c_parser_condition): New. Call
8345 verify_sequence_points.
8346 (c_parser_paren_condition): Call c_parser_condition.
8347 (c_parser_for_statement): Call c_parser_condition.
8349 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8352 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8353 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8354 Moved from diagnostic.h
8355 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8357 (emit_diagnostic): New.
8358 (warning0, pedwarn0): Delete.
8359 (warning, warning_at, pedwarn, permerror): Return bool.
8360 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8361 Moved to diagnostic.c.
8362 (struct diagnostic_context): Use correct type for
8363 classify_diagnostic.
8364 (diagnostic_report_diagnostic): Update declaration.
8365 (emit_diagnostic): Declare.
8366 * errors.c (warning): Return bool.
8367 * errors.h (warning): Update declaration.
8368 * toplev.h (warning0, pedwarn0): Delete.
8369 (warning, warning_at, pedwarn, permerror): Return bool.
8370 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8371 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8372 inform. Update all calls.
8373 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8374 before giving informative note.
8375 (implicit_decl_warning): Likewise.
8376 * c-typeck.c (build_function_call): Likewise.
8377 * tree-sssa.c (warn_uninit): Likewise.
8378 * builtins.c (gimplify_va_arg_expr): Likewise.
8380 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8383 * doc/invoke.texi (-Wextra): Move warning from here...
8384 (-Wuninitialized): ... to here.
8386 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8389 * flags.h (set_Wunused): Delete
8390 * toplev.c (process_options): Handle Wunused flags here.
8391 * opts.c (maybe_warn_unused_parameter): Delete.
8392 (common_handle_option): Replace set_Wunused by warn_unused.
8393 (set_Wextra): Do not handle Wunused-parameter here.
8394 (set_Wunused): Delete.
8395 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8397 * common.opt (Wunused): Add Var and Init.
8398 (Wunused-function): Likewise.
8399 (Wunused-label): Likewise.
8400 (Wunused-parameter): Likewise.
8401 (Wunused-value): Likewise.
8402 (Wunused-variable): Likewise.
8404 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8406 * doc/invoke.texi: Add cpu_type power7.
8407 * config.in (HAVE_AS_VSX): New.
8408 * config.gcc: Add cpu_type power7.
8409 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8411 * configure: Regenerate.
8412 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8414 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8415 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8416 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8418 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8420 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8421 type to vectorize.builtin_conversion.
8422 (vectorizable_conversion): Likewise.
8423 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8424 integral type as input.
8425 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8427 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8428 and ALTIVEC_BUILTIN_VCTSXS.
8429 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8432 2008-08-08 Richard Guenther <rguenther@suse.de>
8434 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8435 (surely_varying_stmt_p): Calls are varying only if they are
8436 non-builtin and not indirect or have no result.
8437 (ccp_fold): Re-instantiate code before the tuples merge.
8439 2008-08-08 Richard Guenther <rguenther@suse.de>
8441 PR tree-optimization/37056
8442 * gimple.h (gimple_assign_rhs_class): New helper function.
8443 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8444 unary operations properly.
8446 2008-08-07 Jan Hubicka <jh@suse.cz>
8448 * i386.h (ix86_size_cost): Declare.
8449 (ix86_cur_cost): New function macro.
8450 * i386.md (peepholes expanding size and splitters): Predicate by
8451 optimize_insn_for_speed_p.
8452 (peepholes reduce size and splitters): Predicate by
8453 optimize_insn_for_size_p.
8454 * i386.c (ix86_size_cost): Rename from ...
8455 (size_cost): This one.
8456 (override_options): Update.
8457 (decide_alg): Likewise.
8458 (ix86_expand_clear): Use RTL profile.
8459 (ix86_pad_returns): Use RTL profile.
8461 2008-08-07 Jan Hubicka <jh@suse.cz>
8463 * recog.c (split_all_insns): Set RTL profile
8464 (peephole2_optimize): Likewise.
8465 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8466 * combine.c (combine_instructions): Likewise.
8468 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8470 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8472 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8474 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8475 value in a6 after the set_frame_ptr insn.
8477 2008-08-07 Richard Henderson <rth@redhat.com>
8480 * gcc.c (cpp_options): Pass along -g*.
8482 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8484 * config/arm/arm.c (output_move_neon): Update comment describing
8485 big-endian vector layout.
8486 (arm_assemble_integer): Do not handle big-endian NEON vectors
8488 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8489 neon_vget_lane<mode>_sext_internal,
8490 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8491 element indices for big-endian.
8493 2008-08-07 Richard Henderson <rth@redhat.com>
8495 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8496 * configure, config.in: Rebuild.
8497 * debug.h (dwarf2out_do_cfi_asm): Declare.
8498 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8499 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8500 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8501 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8503 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8505 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8506 movv2si_internal): Combine into mov<mode>_internal.
8507 (movv2si_internal_2): Remove.
8509 2008-08-07 Jan Hubicka <jh@suse.cz>
8512 * i386.md (single stringop patterns): Enable unconditionally.
8514 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8517 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8519 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8520 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8522 * config/i386/sse.md (sse2_movq128): New.
8524 * doc/extend.texi: Document __builtin_ia32_movq128.
8526 2008-08-07 Richard Guenther <rguenther@suse.de>
8529 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8530 pointers can access anything.
8532 2008-08-06 Jan Hubicka <jh@suse.cz>
8534 * optabs.c (emit_unop_insn): Break out to ...
8535 (maybe_emit_unop_insn): ... this one.
8536 (expand_sfix_optab): Use maybe variant.
8537 * optabs.h (maybe_emit_unop_insn): Declare.
8539 * i386.md (mov0 patterns): Enable by default.
8540 (FP conversion expanders): Disable expansion of code expanding
8541 sequences when instruction should be optimized for size.
8542 (single strinop patterns): Enable when optimizing for size.
8543 (string expanders): Disable expanding of code expanding sequences
8544 when optimizning instruction for size.
8545 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8547 (ix86_fp_comparison_sahf_cost): Likewise.
8548 (ix86_expand_branch): Likewise.
8549 (ix86_expand_ashl_const): Likewise.
8550 (ix86_split_ashl): Likewise.
8551 (ix86_expand_strlen): Likewise.
8552 (ix86_emit_fp_unordered_jump): Likewie.
8554 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8556 * c-common.c: Fix typo.
8557 (c_common_reswords): Activate more C++ keyword warnings.
8559 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8561 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8564 * diagnostic.c (permerror_at): New.
8565 * toplev.h (permerror_at): Declare.
8567 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8568 Ira Rosen <irar@il.ibm.com>
8570 * tree-vect-transform.c (vect_model_simple_cost): Return
8571 immediately if stmt is pure SLP.
8572 (vect_model_store_cost): Ditto.
8573 (vect_model_load_cost): Ditto.
8574 (vectorizable_store): Remove PURE_SLP check before call
8575 to vect_model_store_cost.
8576 (vect_model_store_cost): When checking whether stmt describe
8577 strided access, add a check that it is not slp_node.
8579 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8582 * c-common.c (warn_for_sign_compare): New. Handle separately the
8583 case that 'constant' is zero.
8584 * c-typeck.c (build_binary_op): Move code to c-common.c
8586 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8588 * config/alpha/alpha.c (alpha_preferred_reload_class,
8589 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8590 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8591 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8592 * config/arm/arm.md: Likewise.
8593 * config/avr/avr-protos.h (preferred_reload_class,
8594 test_hard_reg_class, avr_simplify_comparison_p,
8595 out_shift_with_cnt, class_max_nregs): Likewise.
8596 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8597 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8598 preferred_reload_class, test_hard_reg_class): Likewise.
8599 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8600 bfin_memory_move_cost, bfin_secondary_reload,
8601 bfin_output_mi_thunk): Likewise.
8602 * config/crx/crx.c (crx_secondary_reload_class,
8603 crx_memory_move_cost): Likewise.
8604 * config/frv/frv-protos.h (frv_secondary_reload_class,
8605 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8606 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8607 frv_secondary_reload_class, frv_class_likely_spilled_p,
8608 frv_class_max_nregs): Likewise.
8609 * config/h8300/h8300.c (h8300_classify_operand,
8610 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8612 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8613 * config/ia64/ia64.c (ia64_preferred_reload_class,
8614 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8615 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8616 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8618 * config/m68hc11/m68hc11.c (preferred_reload_class,
8619 m68hc11_memory_move_cost): Likewise.
8620 * config/mcore/mcore.c (mcore_secondary_reload_class,
8621 mcore_reload_class): Likewise.
8622 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8623 mips_class_max_nregs, mips_cannot_change_mode_class,
8624 mips_preferred_reload_class, mips_secondary_reload_class,
8625 mips_output_mi_thunk): Likewise.
8626 * config/mmix/mmix.c (mmix_preferred_reload_class,
8627 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8629 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8631 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8632 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8633 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8634 * config/rs6000/rs6000.c (paired_expand_vector_init,
8635 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8636 compare_section_name, rs6000_memory_move_cost): Likewise.
8637 * config/s390/s390.c (s390_emit_compare_and_swap,
8638 s390_preferred_reload_class, s390_secondary_reload,
8639 legitimize_pic_address, legitimize_tls_address,
8640 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8641 s390_class_max_nregs): Likewise.
8642 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8643 * config/s390/s390.md: Likewise.
8644 * config/score/score-protos.h (score_secondary_reload_class,
8645 score_preferred_reload_class): Likewise.
8646 * config/score/score.c (score_preferred_reload_class,
8647 score_secondary_reload_class): Likewise.
8648 * config/score/score3.c (score3_output_mi_thunk,
8649 score3_preferred_reload_class, score3_secondary_reload_class,
8650 score3_hard_regno_mode_ok): Likewise.
8651 * config/score/score3.h (score3_preferred_reload_class,
8652 score3_secondary_reload_class): Likewise.
8653 * config/score/score7.c (score7_output_mi_thunk,
8654 score7_preferred_reload_class, score7_secondary_reload_class,
8655 score7_hard_regno_mode_ok): Likewise.
8656 * config/score/score7.h (score7_preferred_reload_class,
8657 score7_secondary_reload_class): Likewise.
8658 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8659 output_branchy_insn, add_constant, gen_block_redirect,
8660 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8661 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8662 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8663 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8664 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8665 xstormy16_preferred_reload_class): Likewise.
8666 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8667 xtensa_expand_atomic, override_options,
8668 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8670 * reorg.c (try_merge_delay_insns): Likewise.
8671 * tree.c (merge_dllimport_decl_attributes): Likewise.
8673 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8675 2008-08-06 Michael Matz <matz@suse.de>
8677 * Makefile.in (write_entries_to_file): Quote words.
8678 * gengtype.c: (read_input_line): Skip over leading white-space.
8680 2008-08-06 Marc Gauthier <marc@tensilica.com>
8682 * config.gcc: Match more processor names for Xtensa.
8683 * configure.ac: Likewise.
8684 * doc/install.texi (Specific): Likewise.
8685 * configure: Regenerate.
8687 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8689 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8690 * calls.c (avoid_likely_spilled_reg): Likewise.
8691 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8692 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8693 * config/i386/i386.c (ix86_expand_special_args_builtin,
8694 ix86_secondary_reload): Likewise.
8695 * except.c (struct eh_region, gen_eh_region_catch,
8696 remove_unreachable_regions, duplicate_eh_regions,
8697 assign_filter_values, build_post_landing_pads,
8698 sjlj_find_directly_reachable_regions, remove_eh_handler,
8699 reachable_next_level, foreach_reachable_handler,
8700 can_throw_internal_1, can_throw_external_1,
8701 collect_one_action_chain): Likewise.
8702 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8703 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8704 * function.c (update_temp_slot_address, instantiate_new_reg,
8705 instantiate_virtual_regs_in_rtx,
8706 instantiate_virtual_regs_in_insn): Likewise.
8707 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8708 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8709 gimplify_cleanup_point_expr): Likewise.
8710 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8711 * passes.c (next_pass_1): Likewise.
8712 * print-tree.c (print_node_brief, print_node): Likewise.
8713 * profile.c (branch_prob): Likewise.
8714 * tree-dump.c (dump_register): Likewise.
8715 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8717 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8718 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8719 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8720 copy_arguments_for_versioning, copy_static_chain): Likewise.
8721 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8722 add_new_name_mapping, register_new_name_mapping): Likewise.
8723 * tree-mudflap.c (mf_xform_derefs): Likewise.
8724 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8725 get_init_expr, combine_chains): Likewise.
8726 * tree-pretty-print.c (dump_generic_node): Likewise.
8727 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8728 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8729 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8730 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8732 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8735 * calls.c (expand_call): Use the biggest preferred stack
8738 2008-08-06 Michael Matz <matz@suse.de>
8741 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8742 for reused reload, instead of overwriting them.
8744 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8747 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8748 for incoming stack boundary.
8750 * function.c (assign_parm_find_entry_rtl): Update
8751 parm_stack_boundary.
8753 * function.h (rtl_data): Add parm_stack_boundary.
8755 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8756 parm_stack_boundary for incoming stack boundary.
8758 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8760 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8761 for unrepresentable subregs or treat them as equal to other regs
8762 or subregs with the same register number.
8764 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8767 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8770 2008-08-06 Jan Hubicka <jh@suse.cz>
8772 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8773 frequencies might be hot.
8775 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8777 * reload.c (find_reloads): Force constants into literal pool
8778 also if they are wrapped in a SUBREG.
8780 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8783 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8784 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8785 Don't allow predicated instructions for data speculation.
8786 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8789 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8791 * haifa-sched.c (extend_global): Split to extend_global_data and
8792 extend_region_data. Update all uses.
8793 (extend_all): Rename to extend_block_data.
8795 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8797 * sched-rgn.c (new_ready): Check if instruction can be
8798 speculatively scheduled before attempting speculation.
8799 (debug_rgn_dependencies): Remove wrongful assert.
8801 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8803 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8805 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8807 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8808 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8809 va_size, and type_size.
8811 2008-08-04 Jason Merrill <jason@redhat.com>
8814 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8815 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8817 2008-08-05 Richard Henderson <rth@redhat.com>
8819 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8820 * configure: Rebuild.
8822 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8825 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8826 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8829 2008-08-05 Richard Henderson <rth@redhat.com>
8831 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8832 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8833 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8834 * common.opt (fdwarf2-cfi-asm): New.
8835 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8836 * config.in, configure: Rebuild.
8837 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8838 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8840 (dw2_force_const_mem): Externalize.
8841 * dwarf2asm.h: Update.
8842 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8843 generate a real label.
8844 (output_cfi_directive): New.
8845 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8846 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8847 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8849 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8850 (output_loc_operands_raw, output_loc_sequence_raw): New.
8851 (output_cfa_loc_raw): New.
8853 2008-08-05 Paul Brook <paul@codesourcery.com>
8855 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8856 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8857 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8858 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8859 * config/arm/arm.h (TARGET_VFPD32): Define.
8860 (TARGET_VFP3): Use TARGET_VFPD32.
8861 (fputype): Add FPUTYPE_VFP3D16.
8862 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8863 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8864 * config/arm/arm-cores.def: Add cortex-r4f.
8865 * config/arm/arm-tune.md: Regenerate.
8867 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8869 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8870 Reword some comments throughout the file.
8872 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8873 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8874 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8875 MFC_MIN_DMA_LIST_ELEMENTS.
8876 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8877 MFC_MAX_DMA_LIST_ELEMENTS.
8879 (MFC_START_ENABLE): Remove PPU-only define.
8880 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8881 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8883 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8884 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8885 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8886 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8887 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8888 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8889 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8891 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8892 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8893 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8894 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8896 (spu_read_machine_status): Fix typo.
8898 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8900 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8901 SUBREG of multi-word hard register.
8902 * config/spu/spu.c (valid_subreg): Likewise.
8903 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8905 2008-08-04 Richard Guenther <rguenther@suse.de>
8907 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8908 the candidate with the stripped base if that base is different
8909 from the original base even for offset zero.
8911 2008-08-04 Richard Guenther <rguenther@suse.de>
8914 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8915 check for no_overflow.
8917 2008-08-04 Richard Guenther <rguenther@suse.de>
8919 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8921 2008-08-04 Paul Brook <paul@codesourcery.com>
8923 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8924 (arm_order_regs_for_local_alloc): New function.
8925 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8927 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8929 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8932 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8933 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8934 (ix86_expand_epilogue): Likewise.
8936 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8938 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8941 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8943 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8944 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8945 (*movv2sf_internal_rex64): Ditto.
8947 2008-08-03 Jan Hubicka <jh@suse.cz>
8949 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8950 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8951 * expmed.c (expand_smod_pow2): Likewise.
8953 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8956 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8957 alternative 0 of operand 1.
8958 (*vec_concatv2di_rex64_sse): Ditto.
8959 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8961 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8962 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8963 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8964 (*movv2sf_internal_rex64): Ditto.
8966 2008-08-02 Richard Guenther <rguenther@suse.de>
8969 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8970 (ssedoublesizemode): New mode attribute.
8971 (sse_shufps): Call gen_sse_shufps_v4sf.
8972 (sse_shufps_1): Macroize.
8973 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8974 (sse2_shufpd_1): Macroize.
8975 (vec_extract_odd, vec_extract_even): New expanders.
8976 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8977 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8978 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8979 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8980 (ix86_expand_vector_set): Likewise.
8981 (ix86_expand_reduc_v4sf): Likewise.
8983 2008-08-01 Doug Kwan <dougkwan@google.com>
8985 * matrix-reorg.c: Re-enable all code.
8986 (struct malloc_call_data): Change CALL_STMT to gimple type.
8987 (collect_data_for_malloc_call): Tuplify.
8988 (struct access_site_info): Change STMT to gimple type.
8989 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8990 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8991 (struct free_info): Change STMT to gimple type.
8992 (struct matrix_access_phi_node): Change PHI to gimple type.
8993 (get_inner_of_cast_expr): Remove.
8994 (may_flatten_matrices_1): Tuplify.
8995 (may_flatten_matrices): Ditto.
8996 (mark_min_matrix_escape_level): Ditto.
8997 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8998 (ssa_accessed_in_call_rhs): New
8999 (ssa_accessed_in_assign_rhs): New
9000 (record_access_alloc_site_info): Tuplify.
9001 (add_allocation_site): Ditto.
9002 (analyze_matrix_allocation_site): Ditto.
9003 (analyze_transpose): Ditto.
9004 (get_index_from_offset): Ditto.
9005 (update_type_size): Ditto.
9006 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9007 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9008 (analyze_accesses_for_phi_node): Tuplify.
9009 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9010 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9011 (analyze_matrix_accesses): Tuplify.
9012 (check_var_data): New call-back type for check_var_notmodified_p.
9013 (check_var_notmodified_p): Tuplify and use call-back struct to
9014 return statement found.
9015 (can_calculate_expr_before_stmt): Factor out statement related code
9017 (can_calculate_stmt_before_stmt): New.
9018 (check_allocation_function): Tuplify.
9019 (find_sites_in_func): Ditto.
9020 (record_all_accesses_in_func): Ditto.
9021 (transform_access_sites): Ditto.
9022 (transform_allocation_sites): Ditto.
9023 (matrix_reorg): Re-enable.
9024 (gate_matrix_reorg): Re-enable.
9026 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9028 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9029 for labels for which it hasn't been set yet. If it has been set,
9030 stop walking insns and continue with next worklist item.
9031 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9032 if the only BARRIER is at the very end of a function.
9034 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9036 * cfgexpand.c (expand_stack_alignment): Assert that
9037 stack_realign_drap and drap_rtx must match.
9039 * function.c (instantiate_new_reg): If DRAP is used to realign
9040 stack, replace virtual_incoming_args_rtx with internal arg
9043 2008-08-01 Richard Guenther <rguenther@suse.de>
9045 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9046 loop information only if we initialized it.
9047 (execute_pre): Call fini_pre with in_fre.
9048 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9049 if we do not unroll because we hit max-completely-peeled-insns.
9050 Use our estimation for consistency, do allow shrinking.
9052 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9054 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9055 with MIN_STACK_BOUNDARY.
9056 (ix86_update_stack_boundary): Likewise.
9057 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9060 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9061 (MIN_STACK_BOUNDARY): This.
9063 2008-08-01 Richard Guenther <rguenther@suse.de>
9066 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9068 2008-08-01 Richard Guenther <rguenther@suse.de>
9070 PR tree-optimization/36988
9071 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9072 do not matter if that doesn't change volatile qualification.
9074 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9076 * configure.ac: Do not generate libada-mk. Do not subst
9078 * libada-mk.in: Remove.
9079 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9080 * configure: Regenerate.
9082 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9084 * tree-pass.h: Added comment about not dumping passes with name
9085 starting with star in struct opt_pass.
9086 * passes.c (register_dump_files_1): Don't do dump for a pass with
9087 name starting with star.
9088 * doc/passes.texi (Pass manager): Mention pass names and special
9089 meaning of star prefix to avoid dump.
9091 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9093 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9095 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9096 (ISA_MIPS64R2): New macro.
9097 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9098 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9099 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9100 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9101 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9102 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9103 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9104 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9105 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9106 Move up to keep list alphabetically sorted.
9107 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9108 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9110 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9111 (-march=@var{arch}): Add mips64r2.
9113 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9115 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9117 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9119 * expr.c (expand_assignment): Check for complete type.
9121 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9124 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9126 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9127 for stack alignment.
9129 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9131 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9133 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9134 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9136 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9138 PR rtl-optimization/36419
9139 * dwarf2out.c (barrier_args_size): New variable.
9140 (compute_barrier_args_size, compute_barrier_args_size_1): New
9142 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9143 if not called yet in the current function, use barrier_args_size
9144 array to find the new args_size value.
9145 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9147 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9150 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9153 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9156 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9157 (dwarf2out_stack_adjust): Use it.
9158 (dwarf2out_frame_debug_expr): Likewise.
9160 2008-07-31 Richard Guenther <rguenther@suse.de>
9162 PR tree-optimization/36978
9163 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9164 the generated condition.
9166 2008-07-31 Richard Guenther <rguenther@suse.de>
9168 * passes.c (init_optimization_passes): Always call
9169 pass_early_warn_uninitialized.
9170 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9171 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9172 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9174 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9177 * builtins.c (maybe_emit_free_warning): New function.
9178 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9179 maybe_emit_free_warning for BUILT_IN_FREE.
9182 * dwarf2out.c (get_context_die): New function.
9183 (force_decl_die, force_type_die): Use it.
9184 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9185 returns NULL, force generation of DW_TAG_typedef and put that into
9188 PR preprocessor/36649
9189 * c-pch.c (c_common_read_pch): Save and restore
9190 line_table->trace_includes across PCH restore.
9192 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9195 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9197 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9200 * final.c (call_from_call_insn): Handle COND_EXEC.
9202 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9204 * builtins.c (std_gimplify_va_arg_expr): Replace
9205 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9206 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9208 2008-07-30 Joey Ye <joey.ye@intel.com>
9209 H.J. Lu <hongjiu.lu@intel.com>
9211 * builtins.c (expand_builtin_setjmp_receiver): Replace
9212 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9213 (expand_builtin_apply_args_1): Likewise.
9214 (expand_builtin_longjmp): Need DRAP for stack alignment.
9215 (expand_builtin_apply): Likewise.
9217 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9218 instead of assign_stack_local to allow alignment reduction.
9220 * calls.c (emit_call_1): Need DRAP for stack alignment if
9222 (expand_call): Replace virtual_incoming_args_rtx with
9223 crtl->args.internal_arg_pointer.
9224 * stmt.c (expand_nl_goto_receiver): Likewise.
9226 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9227 alignment and store to stack_alignment_estimated and
9228 max_used_stack_slot_alignment.
9229 (expand_one_var): Likewise.
9230 (expand_stack_alignment): New function.
9231 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9232 and stack_alignment_estimated fields in rtl_data. Call
9233 expand_stack_alignment at end.
9235 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9236 (MAX_STACK_ALIGNMENT): Likewise.
9237 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9238 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9240 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9241 stack alignment when generating virtual registers.
9243 * function.c (assign_stack_local): Renamed to ...
9244 (assign_stack_local_1): This. Add a parameter to indicate
9245 if it is OK to reduce alignment.
9246 (assign_stack_local): Use it.
9247 (instantiate_new_reg): Instantiate virtual incoming args rtx
9248 to vDRAP if stack realignment and DRAP is needed.
9249 (assign_parms): Collect parameter/return type alignment and
9250 contribute to stack_alignment_estimated.
9251 (locate_and_pad_parm): Likewise.
9252 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9253 with crtl->args.internal_arg_pointer.
9255 * function.h (rtl_data): Add new field drap_reg,
9256 max_used_stack_slot_alignment, stack_alignment_estimated,
9257 stack_realign_needed, need_drap, stack_realign_processed and
9258 stack_realign_finalized.
9259 (stack_realign_fp): New macro.
9260 (stack_realign_drap): Likewise.
9262 * global.c (compute_regsets): Frame pointer is needed when
9263 stack is realigned. Can eliminate frame pointer when stack is
9264 realigned and dynamic realigned argument pointer isn't used.
9266 * reload1.c (update_eliminables): Frame pointer is needed
9267 when stack is realigned.
9268 (init_elim_table): Can eliminate frame pointer when stack is
9269 realigned and dynamic realigned argument pointer isn't used.
9271 * rtl.h (assign_stack_local_1): Declare new funtion.
9273 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9274 (TARGET_GET_DRAP_RTX): Likewise.
9275 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9276 TARGET_GET_DRAP_RTX.
9278 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9280 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9281 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9283 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9284 H.J. Lu <hongjiu.lu@intel.com>
9286 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9287 vdrap_reg, stack_realign and drap_reg_saved.
9288 (add_cfi): Don't allow redefining CFA when DRAP is used.
9289 (reg_save): Handle stack alignment.
9290 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9291 alignment. Don't generate DWARF information for (set fp sp)
9293 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9295 (int_loc_descriptor): Move prototype forward. Also define if
9296 DWARF2_UNWIND_INFO is true.
9297 (output_cfa_loc): Handle DW_CFA_expression.
9298 (build_cfa_aligned_loc): New.
9299 (based_loc_descr): Update assert for stack realign. For local
9300 variables, use sp+offset when stack is aligned without drap and
9301 fp+offset when stack is aligned with drap. For arguments, use
9302 cfa+offset when drap is used to align stack.
9304 2008-07-30 Joey Ye <joey.ye@intel.com>
9305 H.J. Lu <hongjiu.lu@intel.com>
9307 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9309 (ix86_gen_andsp): New.
9310 (ix86_user_incoming_stack_boundary): Likewise.
9311 (ix86_default_incoming_stack_boundary): Likewise.
9312 (ix86_incoming_stack_boundary): Likewise.
9313 (ix86_can_eliminate): Likewise.
9314 (find_drap_reg): Likewise.
9315 (ix86_update_stack_boundary): Likewise.
9316 (ix86_get_drap_rtx): Likewise.
9317 (ix86_finalize_stack_realign_flags): Likewise.
9318 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9319 (TARGET_GET_DRAP_RTX): Likewise.
9320 (override_options): Overide option value for new options.
9321 (ix86_function_ok_for_sibcall): Remove check for
9322 force_align_arg_pointer.
9323 (ix86_handle_cconv_attribute): Likewise.
9324 (ix86_function_regparm): Likewise.
9325 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9326 (ix86_va_start): Replace virtual_incoming_args_rtx with
9327 crtl->args.internal_arg_pointer.
9328 (ix86_select_alt_pic_regnum): Check DRAP register.
9329 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9330 (ix86_compute_frame_layout): Compute frame layout wrt stack
9332 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9333 (ix86_expand_prologue): Decide if stack realignment is needed
9334 and generate prologue code accordingly.
9335 (ix86_expand_epilogue): Generate epilogue code wrt stack
9336 realignment is really needed or not.
9338 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9339 (ABI_STACK_BOUNDARY): Likewise.
9340 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9341 (STACK_REALIGN_DEFAULT): Likewise.
9342 (INCOMING_STACK_BOUNDARY): Likewise.
9343 (MAX_STACK_ALIGNMENT): Likewise.
9344 (ix86_incoming_stack_boundary): Likewise.
9345 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9346 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9347 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9348 (machine_function): Remove force_align_arg_pointer.
9350 * config/i386/i386.md (BX_REG): New.
9351 (R13_REG): Likewise.
9353 * config/i386/i386.opt (mforce_drap): New.
9354 (mincoming-stack-boundary): Likewise.
9355 (mstackrealign): Add Init(-1).
9357 * config/i386/i386-protos.h (ix86_can_eliminate): New
9359 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9361 * doc/extend.texi: Update force_align_arg_pointer.
9363 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9366 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9367 (INCOMING_STACK_BOUNDARY): Likewise.
9368 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9369 (TARGET_GET_DRAP_RTX): Likewise.
9371 2008-07-30 Andreas Schwab <schwab@suse.de>
9373 PR rtl-optimization/36929
9374 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9375 add_insn_before and fix argument order.
9376 (replace_inc_dec_mem): Handle NULL rtx.
9378 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9380 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9382 (arm_compute_initial_elimination_offset): Use it.
9383 (arm_compute_save_reg_mask): Include static chain save slot when
9384 calculating alignment.
9385 (arm_get_frame_offsets): Ditto.
9386 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9387 that we can use to decrement the stack when the stack decrement
9388 could be too big for an immediate value in a single insn.
9389 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9391 2008-07-30 Richard Guenther <rguenther@suse.de>
9393 PR tree-optimization/36967
9394 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9395 Release defs of statements we remove.
9397 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9399 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9400 instead of NULL_RTVEC.
9402 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9406 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9409 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9411 * final.c (call_from_call_insn): New.
9412 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9414 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9416 * configure.ac: Substitute ADA_CFLAGS.
9417 * configure: Regenerate.
9418 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9419 * Makefile.in: Remove mention of X_* variables.
9420 * config/pa/x-ada-hpux10: Remove.
9421 * config/pa/x-ada: Remove.
9423 * doc/fragments.texi: Update.
9425 2008-07-30 Olivier Hainque <hainque@adacore.com>
9427 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9428 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9429 __dso_handle explicitly here.
9431 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9434 * c-typeck.c (build_binary_op): Encapsulate code into...
9435 * c-common.c (shorten_binary_op): ...this new function.
9436 (conversion_warning): Use the new function. Handle non-negative
9437 constant in bitwise-and.
9438 * c-common.h (shorten_binary_op): Declare.
9440 2008-07-30 Olivier Hainque <hainque@adacore.com>
9442 * scan.c (make_sstring_space): Add explicit conversions of
9443 allocator's return value.
9444 * fix-header.c (recognized_function): Likewise.
9446 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9448 * doc/cpp.texi: Update to GFDL 1.2.
9449 * doc/gcc.texi: Do not list GPL as Invariant Section.
9450 * doc/gccint.texi: Likewise. Update copyright years.
9451 * doc/install.texi: Update copyright years.
9453 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9456 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9457 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9459 2008-07-29 Jan Hubicka <jh@suse.cz>
9461 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9462 (grokdeclarator): Likewise.
9463 * langhooks.c (lhd_warn_unused_global_decl): Use
9464 DECL_DECLARED_INLINE_P.
9465 * print-tree.c (print_node): Remove DECL_INLINE check.
9467 2008-07-29 Richard Guenther <rguenther@suse.de>
9469 PR tree-optimization/36945
9470 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9471 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9472 Record invariant addresses un-decomposed.
9473 (copy_reference_ops_from_call): Record reference call
9474 arguments properly. Simplify.
9475 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9476 helper split out from ...
9477 (create_component_ref_by_pieces): ... here. Simplify.
9478 Prepare for recursive invocation for call arguments.
9479 (create_expression_by_pieces): Adjust call to
9480 create_component_ref_by_pieces.
9481 (compute_avail): Process operand 2 of reference ops.
9483 2008-07-29 Richard Guenther <rguenther@suse.de>
9485 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9487 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9489 * c-format.c (check_format_types): Revert unwanted checkin.
9491 2008-07-29 Jan Hubicka <jh@suse.cz>
9493 * flags.h (flag_really_no_inline): Remove.
9494 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9495 * toplev.c (flag_really_no_inline): Remove.
9496 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9497 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9498 (cgraph_decide_inlining_incrementally): Likewise.
9499 (compute_inline_parameters): Likewise.
9500 * opts.c (decode_options): Simplify.
9501 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9502 * common.opt (finline): Initialize to 1.
9503 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9505 2008-07-29 Jan Hubicka <jh@suse.cz>
9507 * predict.c (always_optimize_for_size_p): New function.
9508 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9509 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9510 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9512 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9513 * function.c (prepare_function_start): Set default profile.
9514 * function.h (rtl_data): Add maybe_hot_insn_p.
9515 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9516 (construct_exit_block): Likewise.
9517 (tree_expand_cfg): Likewise.
9519 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9520 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9521 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9522 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9525 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9528 * c-decl.c (merge_decls): Merge USED flags.
9530 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9532 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9533 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9534 next_stack, lab_false and lab_over trees.
9536 2008-07-28 Richard Guenther <rguenther@suse.de>
9538 PR tree-optimization/36957
9539 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9540 (useless_type_conversion_p): Remove.
9541 (types_compatible_p): Remove.
9542 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9543 (useless_type_conversion_p): Declare.
9544 (types_compatible_p): Declare.
9545 (gimple_expr_type): Return the base type only if it is
9546 trivially convertible to the subtype.
9548 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9550 * configure.ac: Use the m4_do macro to concatenate the warnings into
9551 one string in ACX_PROG_CC_WARNING_OPTS,
9552 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9553 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9554 * configure: Regenerate.
9556 2008-07-28 Richard Guenther <rguenther@suse.de>
9558 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9559 (insert_fake_stores): Remove.
9560 (realify_fake_stores): Likewise.
9561 (execute_pre): Remove dead code.
9562 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9563 (find_func_aliases): Deal with it here instead.
9564 Re-enable gcc_unreachable call.
9566 2008-07-28 Richard Guenther <rguenther@suse.de>
9568 Merge from gimple-tuples-branch.
9570 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9571 * gimple.def: New file.
9572 * gsstruct.def: Likewise.
9573 * gimple-iterator.c: Likewise.
9574 * gimple-pretty-print.c: Likewise.
9575 * tree-gimple.c: Removed. Merged into ...
9576 * gimple.c: ... here. New file.
9577 * tree-gimple.h: Removed. Merged into ...
9578 * gimple.h: ... here. New file.
9580 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9581 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9582 --enable-checking=gimple flag.
9583 * config.in: Likewise.
9584 * configure: Regenerated.
9586 * tree-ssa-operands.h: Tuplified.
9587 * tree-vrp.c: Likewise.
9588 * tree-loop-linear.c: Likewise.
9589 * tree-into-ssa.c: Likewise.
9590 * tree-ssa-loop-im.c: Likewise.
9591 * tree-dump.c: Likewise.
9592 * tree-complex.c: Likewise.
9593 * cgraphbuild.c: Likewise.
9594 * tree-ssa-threadupdate.c: Likewise.
9595 * tree-ssa-loop-niter.c: Likewise.
9596 * tree-pretty-print.c: Likewise.
9597 * tracer.c: Likewise.
9598 * gengtype.c: Likewise.
9599 * tree-loop-distribution.c: Likewise.
9600 * tree-ssa-loop-unswitch.c: Likewise.
9601 * cgraph.c: Likewise.
9602 * cgraph.h: Likewise.
9603 * tree-ssa-loop-manip.c: Likewise.
9604 * value-prof.c: Likewise.
9605 * tree-ssa-loop-ch.c: Likewise.
9606 * tree-tailcall.c: Likewise.
9607 * value-prof.h: Likewise.
9610 * tree-pass.h: Likewise.
9611 * ipa-cp.c: Likewise.
9612 * tree-scalar-evolution.c: Likewise.
9613 * tree-scalar-evolution.h: Likewise.
9614 * target.h: Likewise.
9615 * lambda-mat.c: Likewise.
9616 * tree-phinodes.c: Likewise.
9617 * diagnostic.h: Likewise.
9618 * builtins.c: Likewise.
9619 * tree-ssa-alias-warnings.c: Likewise.
9620 * cfghooks.c: Likewise.
9621 * fold-const.c: Likewise.
9622 * cfghooks.h: Likewise.
9623 * omp-low.c: Likewise.
9624 * tree-ssa-dse.c: Likewise.
9625 * ipa-reference.c: Likewise.
9626 * tree-ssa-uncprop.c: Likewise.
9627 * toplev.c: Likewise.
9628 * tree-gimple.c: Likewise.
9629 * tree-gimple.h: Likewise.
9630 * tree-chrec.c: Likewise.
9631 * tree-chrec.h: Likewise.
9632 * tree-ssa-sccvn.c: Likewise.
9633 * tree-ssa-sccvn.h: Likewise.
9634 * cgraphunit.c: Likewise.
9635 * tree-ssa-copyrename.c: Likewise.
9636 * tree-ssa-ccp.c: Likewise.
9637 * tree-ssa-loop-ivopts.c: Likewise.
9638 * tree-nomudflap.c: Likewise.
9639 * tree-call-cdce.c: Likewise.
9640 * ipa-pure-const.c: Likewise.
9641 * c-format.c: Likewise.
9642 * tree-stdarg.c: Likewise.
9643 * tree-ssa-math-opts.c: Likewise.
9644 * tree-ssa-dom.c: Likewise.
9645 * tree-nrv.c: Likewise.
9646 * tree-ssa-propagate.c: Likewise.
9647 * ipa-utils.c: Likewise.
9648 * tree-ssa-propagate.h: Likewise.
9649 * tree-ssa-alias.c: Likewise.
9650 * gimple-low.c: Likewise.
9651 * tree-ssa-sink.c: Likewise.
9652 * ipa-inline.c: Likewise.
9653 * c-semantics.c: Likewise.
9654 * dwarf2out.c: Likewise.
9656 * tree-ssa-loop-ivcanon.c: Likewise.
9657 * predict.c: Likewise.
9658 * tree-ssa-loop.c: Likewise.
9659 * tree-parloops.c: Likewise.
9660 * tree-ssa-address.c: Likewise.
9661 * tree-ssa-ifcombine.c: Likewise.
9662 * matrix-reorg.c: Likewise.
9663 * c-decl.c: Likewise.
9664 * tree-eh.c: Likewise.
9665 * c-pretty-print.c: Likewise.
9666 * lambda-trans.c: Likewise.
9667 * function.c: Likewise.
9668 * langhooks.c: Likewise.
9669 * ebitmap.h: Likewise.
9670 * tree-vectorizer.c: Likewise.
9671 * function.h: Likewise.
9672 * langhooks.h: Likewise.
9673 * tree-vectorizer.h: Likewise.
9674 * ipa-type-escape.c: Likewise.
9675 * ipa-type-escape.h: Likewise.
9676 * domwalk.c: Likewise.
9677 * tree-if-conv.c: Likewise.
9678 * profile.c: Likewise.
9679 * domwalk.h: Likewise.
9680 * tree-data-ref.c: Likewise.
9681 * tree-data-ref.h: Likewise.
9682 * tree-flow-inline.h: Likewise.
9683 * tree-affine.c: Likewise.
9684 * tree-vect-analyze.c: Likewise.
9685 * c-typeck.c: Likewise.
9686 * gimplify.c: Likewise.
9687 * coretypes.h: Likewise.
9688 * tree-ssa-phiopt.c: Likewise.
9689 * calls.c: Likewise.
9690 * tree-ssa-coalesce.c: Likewise.
9691 * tree.def: Likewise.
9692 * tree-dfa.c: Likewise.
9693 * except.c: Likewise.
9694 * except.h: Likewise.
9695 * cfgexpand.c: Likewise.
9696 * tree-cfgcleanup.c: Likewise.
9697 * tree-ssa-pre.c: Likewise.
9698 * tree-ssa-live.c: Likewise.
9699 * tree-sra.c: Likewise.
9700 * tree-ssa-live.h: Likewise.
9701 * tree-predcom.c: Likewise.
9702 * lambda.h: Likewise.
9703 * tree-mudflap.c: Likewise.
9704 * ipa-prop.c: Likewise.
9705 * print-tree.c: Likewise.
9706 * tree-ssa-copy.c: Likewise.
9707 * ipa-prop.h: Likewise.
9708 * tree-ssa-forwprop.c: Likewise.
9709 * ggc-page.c: Likewise.
9710 * c-omp.c: Likewise.
9711 * tree-ssa-dce.c: Likewise.
9712 * tree-vect-patterns.c: Likewise.
9713 * tree-ssa-ter.c: Likewise.
9714 * tree-nested.c: Likewise.
9715 * tree-ssa.c: Likewise.
9716 * lambda-code.c: Likewise.
9717 * tree-ssa-loop-prefetch.c: Likewise.
9718 * tree-inline.c: Likewise.
9719 * tree-inline.h: Likewise.
9720 * tree-iterator.c: Likewise.
9721 * tree-optimize.c: Likewise.
9722 * tree-ssa-phiprop.c: Likewise.
9723 * tree-vect-transform.c: Likewise.
9724 * tree-object-size.c: Likewise.
9725 * tree-outof-ssa.c: Likewise.
9726 * cfgloop.c: Likewise.
9727 * system.h: Likewise.
9728 * tree-profile.c: Likewise.
9729 * cfgloop.h: Likewise.
9730 * c-gimplify.c: Likewise.
9731 * c-common.c: Likewise.
9732 * tree-vect-generic.c: Likewise.
9733 * tree-flow.h: Likewise.
9734 * c-common.h: Likewise.
9735 * basic-block.h: Likewise.
9736 * tree-ssa-structalias.c: Likewise.
9737 * tree-switch-conversion.c: Likewise.
9738 * tree-ssa-structalias.h: Likewise.
9739 * tree-cfg.c: Likewise.
9740 * passes.c: Likewise.
9741 * ipa-struct-reorg.c: Likewise.
9742 * ipa-struct-reorg.h: Likewise.
9743 * tree-ssa-reassoc.c: Likewise.
9744 * cfgrtl.c: Likewise.
9745 * varpool.c: Likewise.
9747 * tree-ssanames.c: Likewise.
9748 * tree-ssa-threadedge.c: Likewise.
9749 * langhooks-def.h: Likewise.
9750 * tree-ssa-operands.c: Likewise.
9751 * config/alpha/alpha.c: Likewise.
9752 * config/frv/frv.c: Likewise.
9753 * config/s390/s390.c: Likewise.
9754 * config/m32c/m32c.c: Likewise.
9755 * config/m32c/m32c-protos.h: Likewise.
9756 * config/spu/spu.c: Likewise.
9757 * config/sparc/sparc.c: Likewise.
9758 * config/i386/i386.c: Likewise.
9759 * config/sh/sh.c: Likewise.
9760 * config/xtensa/xtensa.c: Likewise.
9761 * config/stormy16/stormy16.c: Likewise.
9762 * config/ia64/ia64.c: Likewise.
9763 * config/rs6000/rs6000.c: Likewise.
9764 * config/pa/pa.c: Likewise.
9765 * config/mips/mips.c: Likewise.
9767 2008-07-28 Simon Baldwin <simonb@google.com>
9769 * c-pragma.c (handle_pragma_message): New function.
9770 (init_pragma): Register handle_pragma_message.
9771 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9774 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9776 PR tree-optimization/35252
9777 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9778 REALPART_EXPR to be considered as same load operation.
9780 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9782 PR tree-optimization/36830
9783 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9784 (expressions_equal_p): Return false if only one operand is null.
9786 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9788 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9789 version requirements.
9791 2008-07-26 Olivier Hainque <hainque@adacore.com>
9793 * collect2.c (symkind): New enum. Symbol kinds we care about.
9794 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9795 code and head comment accordingly.
9796 (scan_prog_file): Use symkind names instead of bare integers.
9798 2008-07-25 Jan Hubicka <jh@suse.cz>
9800 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9802 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9803 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9804 * dojump.c (clear_pending_stack_adjust): Likewise.
9805 * print-tree.c (print_node): Ignore DECL_INLINE.
9806 * tree-inline.c (inlinable_function_p): Likewise.
9808 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9810 * doc/extend.texi (hot attribute): Document that the hot attribute
9811 turns on -O3 for some ports.
9812 (cold attribute): Document that the cold attribute turns on -Os
9815 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9816 reflect function specific option support.
9818 * target.h (struct target_option_hooks): Add fields to say whether
9819 the cold attribute implies -Os and the hot attribute implies -O3.
9821 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9822 By default, do not turn on -Os for cold functions.
9823 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9824 not turn on -O3 for hot functions.
9826 * c-common.c (handle_hot_attribute): Use target hook to determine
9827 if hot functions should enable -O3.
9828 (handle_cold_attribute): Use target hook to determine if cold
9829 functions should enable -Os.
9831 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9832 (override_options): Move disable scheduling to
9833 optimization_options.
9834 (optimization_options): Disable scheduling here, not
9836 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9837 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9839 * config/ia64/ia64.c (ia64_override_options): Move setting
9840 scheduling flags to ia64_optimization_options.
9841 (ia64_optimization_options): Disable scheduling options here, and
9842 not in ia64_override_options.
9843 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9844 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9846 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9849 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9851 2008-07-25 Martin Jambor <mjambor@suse.cz>
9853 PR tree-optimization/36926
9854 * ipa-prop.c (ipa_analyze_call_uses): Call
9855 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9857 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9859 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9860 movv2si_internal): Add mem = reg alternative.
9862 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9865 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9866 DEFAULT_PCC_STRUCT_RETURN to 127.
9868 2008-07-24 Jan Hubicka <jh@suse.cz>
9870 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9871 (build_cgraph_edges): Likewise.
9872 * cgraph.c (cgraph_node): Do not update assembler hash.
9873 (cgraph_remove_node): Drop non-unit-at-a-time code.
9874 * tree-pass.h (pass_O0_always_inline): Remove.
9875 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9876 * toplev.c (process_options): Flag unit-at-a-time does not imply
9878 * cgraphunit.c: Update comments.
9879 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9880 (cgraph_assemble_pending_functions): Remove.
9881 (cgraph_reset_node): Drop non-unit-at-a-time code.
9882 (cgraph_finalize_function): Likewise.
9883 (cgraph_analyze_function): Likewise.
9884 (cgraph_finalize_compilation_unit): Likewise.
9885 (cgraph_expand_function): Likewise.
9886 (cgraph_optimize): Likesise.
9887 (save_inline_function_body): Likewise.
9888 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9889 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9890 * ipa-inline.c: Update comments.
9891 (enum inlining_mode): remove INLINE_SPEED.
9892 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9893 (cgraph_mark_inline_edge): Likewise.
9894 (try_inline): Likewise.
9895 (cgraph_decide_inlining_incrementally): Likewise.
9896 (cgraph_gate_inlining): Remove.
9897 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9898 (cgraph_gate_early_inlining): Likewise.
9899 (gate_inline_passes): Remove.
9900 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9901 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9902 pass_O0_always_inline): Remove.
9903 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9904 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9905 * opts.c (no_unit_at_a_time_default): Remove.
9906 (decode_options): Remove flag_unit_at_a_time reset and warning.
9907 * opts.h (no_unit_at_a_time_default): Remove.
9908 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9909 early in GNU dialect.
9910 (merge_decls): Update comment; drop unit-at-a-time check.
9911 (finish_decl): Likewise.
9912 (grok_declaration): Remove flag_inline_trees code.
9913 (finish_functions): Return on function returning non-void on all
9915 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9916 * cfgexpand.c (expand_one_static_var): Remove.
9917 (expand_one_var): Remove expand_one_static_var call.
9918 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9919 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9920 and flag_unit_at_a-time compatibility checks.
9921 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9922 * tree-inline.c (flag_inline_trees): Remove.
9923 (inlinable_function_p): Don't check it.
9924 (expand_call_inline): Remove non-unit-at-a-time code.
9925 * tree-inline.h (flag_inline_trees): Remove.
9926 * tree-optimize.c (execute_early_local_optimizations): Remove
9927 unit-at-a-time checks.
9928 (tree_rest_of_compilation): Likewise.
9929 * combine.c (setup_incoming_promotions): Likewise.
9930 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9931 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9932 * passes.c (pass_inline_parameters): Update comments; remove
9933 O0_alwaysinline pass.
9934 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9935 (execute_one_pass): Likewise.
9936 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9937 (ix86_function_sseregparm): Likewise.
9938 * arm.c (arm_function_in_section_p): Likewise.
9939 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9940 * varpool.c: Update comments.
9941 (decide_is_variable_needed): Remove unit-at-a-time checks.
9942 (varpool_finalize_decl): Likewise.
9944 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9946 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9948 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9950 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9952 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9953 imp symbol extension.
9955 2008-07-23 Ian Lance Taylor <iant@google.com>
9957 * tree-vrp.c (infer_value_range): Ignore asm statements when
9958 looking for memory accesses for -fdelete-null-pointer-checks.
9960 2008-07-24 Ben Elliston <bje@au.ibm.com>
9962 * config/spu/spu-c.c (__vector_keyword): New variable.
9963 (vector_keyword): Likewise.
9964 (spu_categorize_keyword): New function.
9965 (spu_macro_to_expand): Likewise.
9966 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9967 compiling an ISO C dialect.
9969 2008-07-24 Ben Elliston <bje@au.ibm.com>
9971 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9974 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9976 * configure: Regenerate.
9977 * configure.ac: Require texinfo 4.7.
9978 * doc/install.texi: Document texinfo 4.7 requirement.
9980 2008-07-23 Martin Jambor <mjambor@suse.cz>
9982 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9983 rather than for DECL_SAVED_TREE.
9984 * ipa-prop.c: Include diagnostic.h.
9985 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9987 (ipa_detect_param_modifications): Function rewritten from scratch.
9988 (ipa_compute_jump_functions): Changed accesses to modification flags.
9989 (ipa_free_node_params_substructures): Update flags destruction.
9990 (ipa_node_duplication_hook): Update flags duplication.
9991 (ipa_print_all_params_modified): Updated flag access.
9992 * ipa-prop.h (struct ipa_param_flags): New structure.
9993 (struct ipa_node_params): New field modification_analysis_done,
9994 modified_flags changed into param_flags.
9995 (ipa_is_ith_param_modified): Changed to use new flags.
9996 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9998 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9999 ipa-cp.c and split into two functions.
10000 (ipa_print_node_jump_functions): New function.
10001 (compute_scalar_jump_functions): New function.
10002 (type_like_member_ptr_p): New function.
10003 (compute_pass_through_member_ptrs): New function.
10004 (fill_member_ptr_cst_jump_function): New function.
10005 (determine_cst_member_ptr): New function.
10006 (compute_cst_member_ptr_arguments): New function.
10007 (ipa_compute_jump_functions): Complete rewrite.
10008 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10009 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10010 (struct ipa_member_ptr_cst): New structure.
10011 (union jump_func_value): New field member_cst.
10012 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10013 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10014 jump function types.
10015 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10016 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10017 instead of ipcp_print_all_jump_functions.
10018 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10019 only for replacable scalars.
10021 * doc/invoke.texi (Optimize options): Add description of
10022 -findirect-inlining.
10023 * common.opt (flag_indirect_inlining): New flag.
10024 * opts.c (decode_options): Set flag_indirect_inlining when
10027 * ipa-inline.c: Include ipa-prop.h.
10028 (inline_indirect_intraprocedural_analysis): New function.
10029 (inline_generate_summary): Allocate parameter and argument info
10030 structures, call inline_indirect_intraprocedural_analysis on each
10031 node when doing indirect inlining and deallocate indirect inlining
10032 data structures in the end.
10033 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10034 (free_all_ipa_structures_after_iinln): New function.
10035 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10037 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10039 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10040 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10041 of computing the frequency separately.
10042 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10043 of computing the frequency separately.
10044 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10045 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10046 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10047 (ipa_get_stmt_member_ptr_load_param): New function.
10048 (ipa_is_ssa_with_stmt_def): New function.
10049 (ipa_note_param_call): New function.
10050 (ipa_analyze_call_uses): New function.
10051 (ipa_analyze_stmt_uses): New function.
10052 (ipa_analyze_params_uses): New function.
10053 (ipa_free_node_params_substructures): Also free the param_calls linked
10055 (ipa_node_duplication_hook): Also duplicate the param_calls
10057 (ipa_print_node_param_flags): New function.
10058 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10059 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10060 * ipa-prop.h (struct ipa_param_flags): New field called.
10061 (struct ipa_param_call_note): New structure.
10062 (struct ipa_node_params): New fields param_calls and
10063 uses_analysis_done.
10064 (ipa_is_ith_param_called): New function.
10065 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10066 ipa_analyze_params_uses and dump parameter flags.
10068 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10069 ipa_propagate_indirect_call_infos if performing indirect inlining,
10070 pass a new parameter new_edges to it.
10071 (add_new_edges_to_heap): New fucntion.
10072 (cgraph_decide_inlining_of_small_functions): New vector
10073 new_indirect_edges for newly found indirect edges , call
10074 ipa_propagate_indirect_call_infos after inlining.
10075 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10076 inlining if performing indirect inlining. Call
10077 free_all_ipa_structures_after_iinln when doing so too.
10078 (inline_generate_summary): Do not call
10079 free_all_ipa_structures_after_iinln here.
10080 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10081 (print_edge_addition_message): New function.
10082 (update_call_notes_after_inlining): New function.
10083 (propagate_info_to_inlined_callees): New function.
10084 (ipa_propagate_indirect_call_infos): New function.
10085 * ipa-prop.h: Include cgraph.h
10086 (struct ipa_param_call_note): Fields reordered, new field processed.
10087 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10088 flag indirect_call.
10089 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10090 rediscovered call statements.
10091 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10092 (dump_cgraph_node): Dump also the indirect_call flag.
10093 (cgraph_clone_edge): Copy also the indirect_call flag.
10094 * tree-inline.c (copy_bb): Do not check for fndecls from call
10095 expressions, check for edge availability when moving clones.
10096 (get_indirect_callee_fndecl): New function.
10097 (expand_call_inline): If callee declaration is not apprent from
10098 the statement, try calling get_indirect_callee_fndecl. Do not
10099 issue warnings or call sorry when not inlinings an indirect edge.
10100 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10102 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10103 bit more frandly to matching.
10104 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10105 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10106 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10108 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10111 * opth-gen.awk: Suppress function specific features when building
10113 * optc-gen.awk: Ditto.
10115 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10118 * diagnostic.c (pedwarn): Add opt parameter.
10120 * c-tree.h (pedwarn_init): Add opt parameter.
10121 (pedwarn_c90): Likewise.
10122 (pedwarn_c99): Likewise.
10123 * c-errors.c (pedwarn_c99): Likewise.
10124 (pedwarn_c90): Likewise.
10125 * toplev.h (pedwarn): Update declaration.
10126 (pedwarn0): Declare.
10127 * c-lex.c: All calls to pedwarn changed.
10128 * builtins.c: All calls to pedwarn changed.
10129 * toplev.c: All calls to pedwarn changed.
10130 * c-decl.c: All calls to pedwarn changed.
10131 * c-typeck.c: All calls to pedwarn changed.
10132 * c-common.c: All calls to pedwarn changed.
10133 * c-parser.c: All calls to pedwarn changed.
10135 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10136 Karthik Kumar <karthikkumar@gmail.com>
10138 * attribs.c (file scope): Include c-common.h.
10139 (decl_attributes): Add support for #pragma GCC optimize and
10140 #pragma GCC option.
10142 * targhooks.c (default_can_inline_p): New function that is the
10143 default for the TARGET_CAN_INLINE_P target hook.
10145 * targhooks.h (default_can_inline_p): Add declaration.
10147 * tree.c (cl_optimization_node): New static tree for building
10148 OPTIMIZATION_NODE tree.
10149 (cl_target_option_node): New static tree for building
10150 TARGET_OPTION_NODE tree.
10151 (cl_option_hash_table): New hash table for hashing
10152 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10153 (cl_option_hash_hash): New function to provide the hash value for
10154 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10155 (cl_option_hash_eq): New function to provide an equality test for
10156 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10157 (tree_code_size): Add support for OPTIMIZATION_NODE and
10158 TARGET_OPTION_NODE trees.
10159 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10160 TARGET_OPTION_NODE trees.
10161 (build_optimization_node): Build a tree that has all of the
10162 current optimization options.
10163 (build_target_option_node): Build a tree that has the target
10164 options that might be changed on a per function basis.
10166 * tree.h (file scope): Include options.h.
10167 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10168 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10169 (TREE_OPTIMIZATION): Ditto.
10170 (TREE_TARGET_SPECIFIC): Ditto.
10171 (struct tree_function_decl): Add fields for remembering the
10172 current optimization options and target specific options.
10173 (struct tree_optimization_option): New tree variant that remembers
10174 the optimization options.
10175 (struct tree_target_option): New tree variant that remembers the
10176 target specific flags that might change for compiling a particular
10178 (union tree_node): Include tree_optimization_option and
10179 tree_target_option fields.
10180 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10181 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10182 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10183 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10184 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10185 optimization and target options.
10186 (optimization_default_node): New macro to refer to global_trees
10188 (optimization_current_node): Ditto.
10189 (optimization_cold_node): Ditto.
10190 (optimization_hot_node): Ditto.
10191 (target_option_default_node): Ditto.
10192 (target_option_current_node): Ditto.
10193 (current_option_pragma): Ditto.
10194 (current_optimize_pragma): Ditto.
10196 * target.h (struct gcc_target): Add valid_option_attribute_p,
10197 target_option_save, target_option_restore, target_option_print,
10198 target_option_pragma_parse, and can_inline_p hooks.
10200 * toplev.h (parse_optimize_options): Add declaration.
10201 (fast_math_flags_struct_set_p): Ditto.
10203 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10204 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10207 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10208 tree_can_inline_p hook to see if one function can inline another.
10209 (cgraph_decide_inlining): Ditto.
10210 (cgraph_decide_inlining_incrementally): Ditto.
10212 * opts.c (decode_options): Add support for running multiple times
10213 to allow functions with different target or optimization options
10214 than was specified on the command line.
10215 (fast_math_flags_struct_set_p): New function that is similar to
10216 fast_math_flags_set_p, except it uses the values in the
10217 cl_optimization structure instead of global variables.
10219 * optc-gen.awk: Add support for TargetSave to allow a back end to
10220 declare new fields that need to be saved when using function
10221 specific options. Include flags.h and target.h in the options.c
10222 source. Add support for Save to indicate which options can be set
10223 for individual functions. Generate cl_optimize_save,
10224 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10225 cl_target_option_restore, cl_target_option_print functions to
10226 allow functions to use different optimization or target options.
10228 * opt-functions.awk (var_type_struct): Return the type used for
10229 storing the field in a structure.
10231 * opth-gen.awk: Add support for TargetSave to allow a back end to
10232 declare new fields that need to be saved when using function
10233 specific options. Add support for Save to indicate which options
10234 can be set for individual functions. Only generate one extern for
10235 Mask fields. Generate cl_optimization and cl_target_option
10236 structures to remember optimization and target options.
10238 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10239 collecting new tree nodes.
10240 (TS_TARGET_OPTION): Ditto.
10242 * c-decl.c (merge_decls): Merge function specific target and
10243 optimization options.
10245 * function.c (invoke_set_current_function_hook): If the function
10246 uses different optimization options, change the global variables
10249 * coretypes.h (struct cl_optimization): Add forward reference.
10250 (struct cl_target_option): Ditto.
10252 * c-pragma.c (option_stack): New static vector to remember the
10253 current #pragma GCC option stack.
10254 (handle_pragma_option): New function to support #pragma GCC option
10255 to change target options.
10256 (optimize_stack): New static vector to remember the current
10257 #pragma GCC optimize stack.
10258 (handle_pragma_optimize): New function to support #pragma GCC
10259 optimize to change optimization options.
10260 (init_pragma): Add support for #pragma GCC optimize and #pragma
10263 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10264 optimization options.
10265 (TARGET_OPTION_NODE): New tree code for remembering certain target
10268 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10269 TARGET_OPTION_NODE trees.
10271 * common.opt (-O): Add Optimization flag.
10273 (-fmath-errno): Ditto.
10274 (-falign-functions): Add UInteger flag to make sure flag gets full
10275 int in cl_optimization structure.
10276 (-falign-jumps): Ditto.
10277 (-falign-labels): Ditto.
10278 (-falign-loops): Ditto.
10279 (-fsched-stalled-insns): Ditto.
10280 (-fsched-stalled-insns-dep): Ditto.
10282 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10284 (TARGET_OPTION_SAVE): Ditto.
10285 (TARGET_OPTION_RESTORE): Ditto.
10286 (TARGET_OPTION_PRINT): Ditto.
10287 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10288 (TARGET_CAN_INLINE_P): Ditto.
10289 (TARGET_INITIALIZER): Add new hooks.
10291 * tree-inline.c (tree_can_inline_p): New function to determine
10292 whether one function can inline another. Check if the functions
10293 use compatible optimization options, and also call the backend
10296 * tree-inline.h (tree_can_inline_p): Add declaration.
10298 * c-common.c (c_common_attribute): Add support for option and
10299 optimize attributes.
10300 (handle_option_attribute): Add support for the option attribute to
10301 allow the user to specify different target options for compiling a
10303 (handle_optimize_attribute): Add support for the optimize
10304 attribute to allow the user to specify different optimization
10305 options for compiling a specific function.
10306 (handle_hot_attribute): Turn on -O3 optimization for this one
10307 function if it isn't the default optimization level.
10308 (handle_cold_attribute): Turn on -Os optimization for this one
10309 function if it insn't the default optimization.
10310 (const_char_p): New const char * typedef.
10311 (optimize_args): New static vector to remember the optimization
10313 (parse_optimize_options): New function to set up the optimization
10314 arguments from either the optimize attribute or #pragma GCC optimize.
10316 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10317 (builtin_define_std): Ditto.
10319 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10320 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10321 (x86_64-*-*): Ditto.
10323 * Makefile.in (TREE_H): Add options.h.
10324 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10326 * doc/extend.texi (option attribute): Document new attribute.
10327 (optimize attribute): Ditto.
10328 (hot attribute): Document hot attribute sets -O3.
10329 (cold attribute): Document cold attribute sets -Os.
10330 (#pragma GCC option): Document new pragma.
10331 (#pragma GCC optimize): Ditto.
10333 * doc/options.texi (TargetSave): Document TargetSave syntax.
10334 (UInteger): Document UInteger must be used for certain flags.
10335 (Save): Document Save option to create target specific options
10336 that can be saved/restored on a function specific context.
10338 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10339 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10341 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10342 (TARGET_OPTION_SAVE): Ditto.
10343 (TARGET_OPTION_RESTORE): Ditto.
10344 (TARGET_OPTION_PRINT): Ditto.
10345 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10346 (TARGET_CAN_INLINE_P): Ditto.
10348 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10350 (-mfpmath=both): Ditto.
10352 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10353 Karthik Kumar <karthikkumar@gmail.com>
10355 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10356 (TARGET_POPCNT): Ditto.
10357 (TARGET_SAHF): Ditto.
10358 (TARGET_AES): Ditto.
10359 (TARGET_PCLMUL): Ditto.
10360 (TARGET_CMPXCHG16B): Ditto.
10361 (TARGET_RECIP): Move switch into target_flags.
10362 (TARGET_FUSED_MADD): Ditto.
10363 (ix86_arch_features): Make an unsigned char type.
10364 (ix86_tune_features): Ditto.
10365 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10366 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10367 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10369 * config/i386/i386.opt (arch): New TargetSave field to define
10370 fields that need to be saved for function specific option support.
10373 (branch_cost): Ditto.
10374 (ix86_isa_flags_explicit): Ditto.
10375 (tune_defaulted): Ditto.
10376 (arch_specified): Ditto.
10377 (-m128-long-double): Add Save flag to save option for target
10378 specific option support.
10380 (-maccumulate-outgoing-args): Ditto.
10381 (-malign-double): Ditto.
10382 (-malign-stringops): Ditto.
10383 (-mfancy-math-387): Ditto.
10384 (-mhard-float): Ditto.
10385 (-mieee-fp): Ditto.
10386 (-minline-all-stringops): Ditto.
10387 (-minline-stringops-dynamically): Ditto.
10388 (-mms-bitfields): Ditto.
10389 (-mno-align-stringops): Ditto.
10390 (-mno-fancy-math-387): Ditto.
10391 (-mno-push-args): Ditto.
10392 (-mno-red-zone): Ditto.
10393 (-mpush-args): Ditto.
10394 (-mred-zone): Ditto.
10396 (-msseregparm): Ditto.
10397 (-mstack-arg-probe): Ditto.
10409 (-mno-sse4): Ditto.
10412 (-mrecip): Move flag into target_flags.
10414 (-mno-fused-madd): Ditto.
10415 (-mfused-madd): Ditto.
10416 (-mabm): Move flag into ix86_isa_flags.
10423 * config/i386/i386-c.c: New file for #pragma support.
10424 (ix86_target_macros_internal): New function to #define or #undef
10425 target macros based when the user uses the #pragma GCC option to
10426 change target options.
10427 (ix86_pragma_option_parse): New function to add #pragma GCC option
10429 (ix86_target_macros): Move defining the target macros here from
10430 TARGET_CPU_CPP_BUILTINS in i386.h.
10431 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10432 defined, initialize any subtarget #pragmas.
10434 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10435 REGISTER_TARGET_PRAGMAS.
10437 * config/i386/t-i386: New file for x86 dependencies.
10438 (i386.o): Make dependencies mirror the include files used.
10439 (i386-c.o): New file, add dependencies.
10441 * config/i386/i386-protos.h (override_options): Add bool argument.
10442 (ix86_valid_option_attribute_tree): Add declaration.
10443 (ix86_target_macros): Ditto.
10444 (ix86_register_macros): Ditto.
10446 * config/i386/i386.c (ix86_tune_features): Move initialization of
10447 the target masks to initial_ix86_tune_features to allow functions
10448 to have different target options. Make type unsigned char,
10449 instead of unsigned int.
10450 (initial_ix86_tune_features): New static vector to hold processor
10451 masks for the tune variables.
10452 (ix86_arch_features): Move initialization of the target masks to
10453 initial_ix86_arch_features to allow functions to have different
10454 target options. Make type unsigned char, instead of unsigned int.
10455 (initial_ix86_arch_features): New static vector to hold processor
10456 masks for the arch variables.
10457 (enum ix86_function_specific_strings): New enum to describe the
10458 string options used for attribute((option(...))).
10459 (ix86_target_string): New function to return a string that
10460 describes the target options.
10461 (ix86_debug_options): New function to print the current options in
10463 (ix86_function_specific_save): New function hook to save the
10464 function specific global variables in the cl_target_option structure.
10465 (ix86_function_specific_restore): New function hook to restore the
10466 function specific variables from the cl_target_option structure to
10467 the global variables.
10468 (ix86_function_specific_print): New function hook to print the
10469 target specific options in the cl_target_option structure.
10470 (ix86_valid_option_attribute_p): New function hook to validate
10471 attribute((option(...))) arguments.
10472 (ix86_valid_option_attribute_tree): New function that is common
10473 code between attribute((option(...))) and #pragma GCC option
10474 support that parses the options and returns a tree holding the options.
10475 (ix86_valid_option_attribute_inner_p): New helper function for
10476 ix86_valid_option_attribute_tree.
10477 (ix86_can_inline_p): New function hook to decide if one function
10478 can inline another on a target specific basis.
10479 (ix86_set_current_function); New function hook to switch target
10480 options if the user used attribute((option(...))) or #pragma GCC
10482 (ix86_tune_defaulted): Move to static file scope from
10484 (ix86_arch_specified): Ditto.
10485 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10487 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10488 (OPTION_MASK_ISA_ABM_SET): Ditto.
10489 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10490 (OPTION_MASK_ISA_CX16_SET): Ditto.
10491 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10492 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10493 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10494 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10495 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10496 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10497 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10498 (struct ptt): Move to static file scope from override_options.
10499 (processor_target_table): Ditto.
10500 (cpu_names): Ditto.
10501 (ix86_handle_option): Add support for options that are now isa options.
10502 (override_options): Add support for declaring functions that
10503 support different target options than were specified on the
10504 command line. Move struct ptt, processor_target_table, cpu_names,
10505 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10506 Add bool argument. Fix up error messages so the appropriate error
10507 is given for either command line or attribute.
10508 (ix86_previous_fndecl): New static to remember previous function
10509 declaration to see if we need to change target options.
10510 (ix86_builtins_isa): New array to record the ISA of each builtin
10512 (def_builtin): Always create the builtin function, even if the
10513 current ISA doesn't support it.
10514 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10515 tests for those builtins.
10516 (ix86_init_builtins): Remove TARGET_MMX test for calling
10517 ix86_init_mmx_sse_builtins.
10518 (ix86_expand_builtin): If the current ISA doesn't support a given
10519 builtin, signal an error.
10520 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10521 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10522 (TARGET_OPTION_SAVE): Ditto.
10523 (TARGET_OPTION_RESTORE): Ditto.
10524 (TARGET_OPTION_PRINT): Ditto.
10525 (TARGET_CAN_INLINE_P): Ditto.
10527 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
10529 * c-typeck.c (build_external_ref): Don't call assemble_external.
10530 * final.c (output_operand): Call assemble_external.
10532 2008-07-21 DJ Delorie <dj@redhat.com>
10534 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10535 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10537 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10539 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10540 original insn and splitter contents into ...
10541 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10542 flag_unsafe_math_optimizations. Add dummy scratch register.
10543 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10544 !flag_unsafe_math_optimizations. Returns number with next
10545 highest magnitude if this is still less or equal to the true
10546 quotient in magnitude.
10548 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
10550 * Makefile.in: Replace toplev.h with TOPLEV_H.
10551 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10552 * c-lex.c (fe_file_change): Don't set in_system_header.
10553 * c-parser.c (c_token): Remove in_system_header.
10554 (c_lex_one_token): Don't set in_system_header.
10555 (c_parser_set_source_position_from_token): Don't set in_system_header.
10556 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10559 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10560 * flags.h (in_system_header): Remove.
10561 * function.c (saved_in_system_header): Remove.
10562 (push_cfun): Don't set in_system_header.
10563 (pop_cfun): Don't set in_system_header.
10564 (push_struct_function): Don't set in_system_header.
10565 * input.h (expanded_location): Add sysp.
10566 (in_system_header_at): New.
10567 (in_system_header): New.
10568 * toplev.c (in_system_header): Remove.
10569 * toplev.h: Include input.h
10571 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10572 * tree-ssa.c (warn_uninit): Call warning_at.
10573 (warn_uninitialized_var): Update calls to warn_uninit.
10574 (warn_uninitialized_phi): Update calls to warn_uninit.
10575 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10576 (expand_location): Initialize xloc.sysp.
10577 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10578 (tree_decl_with_vis): Remove in_system_header_flag.
10580 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10583 * recog.c (asm_operand_ok): Change the order of the extra
10584 memory constraint checks.
10586 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10589 * tree-switch-conversion.c (build_one_array): Call
10590 varpool_mark_needed_node and varpool_finalize_decl
10591 instead of assemble_variable.
10593 2008-07-19 Jan Hubicka <jh@suse.cz>
10595 * cgraph.c (cgraph_add_new_function): Do early local passes.
10596 * tree-nrv.c (gate_pass_return_slot): New gate.
10597 (pass_nrv): Add the gate.
10598 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10600 (coalesce_ssa_name): Coalesce SSA names.
10601 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10602 not optimizing so unused user vars remains visible.
10603 * common.opt (flag_tree_ter): Always enable by default.
10604 * tree-ssa-ter.c: Include flags.h
10605 (is_replaceable_p): Check that locations match; when aliasing
10606 is missing be conservative about loads.
10607 * tree-optimize.c (gate_init_datastructures): Remove.
10608 (pass_init_datastructures): New.
10609 * passes.c: Reorder passes so we always go into SSA.
10611 2008-07-19 Jan Hubicka <jh@suse.cz>
10613 * doc/extend.texi (flatten attribute): Remove note about
10615 * doc/invoke.texi (--combine): Likewise.
10616 (-finline-functions-called-once): Update levels when enabled.
10617 (-funit-at-a-time): Document new behaviour.
10618 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10619 -fno-section-anchors when disabled explicitly.
10620 (inline params): They are not ignored now.
10621 (precompiled headers): Remove unit-at-a-time as being incompatible.
10622 * opts.c (decode_options): Handle unit-at-a-time as alias;
10623 imply -fno-section-anchors when toplevel reorder is disabled
10625 * common.opt (ftoplevel-reorder): Set default value to 2.
10626 (funit-at-a-time): Set default value to 1.
10627 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10630 2008-07-19 Jan Hubicka <jh@suse.cz>
10632 * builtins.c (expand_builtin_int_roundingfn,
10633 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10636 2008-07-19 Richard Guenther <rguenther@suse.de>
10639 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10640 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10641 * tree-ssa-pre.c (get_expr_value_id): For newly created
10642 constant value-ids make sure to add the expression to its
10645 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10647 PR middle-end/36877
10648 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10649 return value of the builtin is ignored.
10651 2008-07-19 Olivier Hainque <hainque@adacore.com>
10653 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10654 bits, a C conformant malloc implementation has to provide.
10655 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10657 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10661 * reload.c (find_reloads_subreg_address): Only reload address if
10662 reloaded == 0, not for reloaded != 1.
10665 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10666 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10667 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10668 m32c_legitimize_reload_address.
10670 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10671 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10672 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10674 2008-07-19 Olivier Hainque <hainque@adacore.com>
10676 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10677 argument, saying whether nested array are to be collapsed
10678 into a single array type DIE with multiple subscripts.
10679 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10680 issues, centralize the nested array types collapsing control and
10681 disable the transformation for Ada.
10683 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10686 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10688 (x86_64_shift_adj_2): New expander.
10689 (x86_64_shift_adj_3): Ditto.
10690 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10691 to split TImode operands.
10692 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10693 (ix86_split_lshr): Ditto.
10695 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10697 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10698 and __CHAR32_TYPE__.
10699 * c-typeck.c (digest_init): Support char16_t and char32_t.
10700 (set_nonincremental_init_from_string): Idem.
10702 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10704 PR middle-end/36859
10705 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10706 PREFERRED_STACK_BOUNDARY.
10707 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10709 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10711 PR middle-end/36858
10712 * function.c (locate_and_pad_parm): Cap boundary earlier.
10714 2008-07-17 Julian Brown <julian@codesourcery.com>
10716 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10717 no-op for targets which don't use DLLs.
10719 2008-07-17 Martin Jambor <mjambor@suse.cz>
10721 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10722 that nodes are relevant by examining the node->analyzed flag.
10723 (ipcp_init_stage): Check which nodes are relevant, assert that the
10724 relevant ones are also required.
10725 (ipcp_propagate_stage): Check on the side arrays are properly
10727 (ipcp_print_all_jump_functions): Make sure not to touch any node
10728 that is not analyzed or an edge that does not have a corresponding
10729 entry in the on-the-side vectors.
10730 (ipcp_function_scale_print): Likewise.
10731 (ipcp_update_callgraph): Check that the node is relevant.
10732 (ipcp_insert_stage): Check that the node is relevant. Check there is
10733 an info for every node and edge.
10734 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10735 (ipa_print_all_tree_maps): Likewise and a new variable info.
10736 (ipa_print_all_params_modified): Likewise.
10737 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10739 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10742 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10744 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10746 PR rtl-optimization/36753
10747 * fwprop.c (use_killed_between): Don't shortcut
10748 single-definition global registers.
10750 2008-07-16 Jan Hubicka <jh@suse.cz>
10752 * cgraph.h (varpool_empty_needed_queue): Declare.
10753 * cgraphunit.c (output_in_order): Mark all variables as needed;
10755 * varpool.c (varpool_assemble_node): Update debug queue.
10756 (varpool_assemble_pending_decls): Don't do it here.
10757 (varpool_empty_needed_queue): New function.
10759 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10761 * recog.c (peephole2_optimize): Fix formatting.
10763 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10765 * c-pch.c (get_ident): Avoid C++ keywords.
10766 * combine-stack-adj.c (single_set_for_csa): Likewise.
10767 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10768 output_asm_insn): Likewise.
10769 * reload.c (push_secondary_reload, find_reusable_reload,
10770 push_reload, combine_reloads, find_reloads,
10771 debug_reload_to_stream): Likewise.
10772 * reload.h (struct reload): Likewise.
10773 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10774 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10775 emit_output_reload_insns): Likewise.
10776 * targhooks.c (default_secondary_reload): Likewise.
10777 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10779 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10781 * recog.c (validate_change_1, validate_change,
10782 validate_unshare_change, validate_replace_rtx_1, struct
10783 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10785 * reload.c (push_secondary_reload, secondary_reload_class,
10786 scratch_reload_class, find_valid_class, find_reusable_reload,
10787 push_reload, find_dummy_reload, find_reloads_address_1,
10788 find_reloads_address_part, find_equiv_reg): Likewise.
10789 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10790 choose_reload_regs): Likewise.
10791 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10793 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10794 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10795 * sched-rgn.c (concat_INSN_LIST): Likewise.
10796 * stor-layout.c (mode_for_size, mode_for_size_tree,
10797 smallest_mode_for_size): Likewise.
10799 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10801 * cfg.c (dump_reg_info): Avoid C++ keywords.
10802 * dwarf2asm.c (dw2_force_const_mem,
10803 dw2_asm_output_encoded_addr_rtx): Likewise.
10804 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10805 * expmed.c (expand_shift): Likewise.
10806 * global.c (find_reg): Likewise.
10807 * graph.c (draw_edge): Likewise.
10808 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10809 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10810 widen_clz, widen_bswap, expand_parity, expand_unop,
10811 emit_cmp_and_jump_insn_1): Likewise.
10812 * postreload.c (reload_cse_simplify_operands): Likewise.
10813 * ra.h (add_neighbor): Likewise.
10814 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10815 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10816 record_reg_classes, copy_cost, record_address_regs,
10817 invalid_mode_change_p): Likewise.
10818 * regrename.c (regrename_optimize, scan_rtx_reg,
10819 dump_def_use_chain, find_oldest_value_reg,
10820 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10822 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10824 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10825 MASK_POWERPC64 for power4 in previous commit.
10827 2008-07-16 Olivier Hainque <hainque@adacore.com>
10829 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10830 instead of bare conversion to cast const-ness away.
10832 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10834 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10835 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10836 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10837 (TARGET_FUNCTION_VALUE): Define.
10839 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10841 * config/rs6000/rs6000.c (processor_target_table): Add
10842 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10844 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10847 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10848 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10849 m32c_legitimize_reload_address.
10851 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
10853 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10854 DECL_IN_SYSTEM_HEADER in sync.
10856 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10858 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10859 * tree-ssa-pre.c (pre_expr_eq): Ditto
10860 (get_constant_for_value_id): Take a type as an argument.
10861 (fully_constant_expression): Pass in type.
10862 (find_or_generate_expression): Short circuit constant case.
10863 (create_expression_by_pieces): Remove special casing of
10865 (do_regular_insertion): Short circuit constant case.
10866 (do_partial_partial_insertion): Ditto.
10868 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10871 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10873 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10875 * config/xtensa/libgcc-xtensa.ver: New file.
10876 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10878 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10880 * df-problems.c (df_set_note): Avoid C++ keywords.
10881 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10882 * dse.c (record_store, remove_useless_values): Likewise.
10883 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10884 gen_reg_rtx_offset, operand_subword, change_address_1,
10885 change_address, adjust_address_1, offset_address,
10886 widen_memory_access, emit_copy_of_insn_after): Likewise.
10887 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10888 * fwprop.c (should_replace_address, propagate_rtx_1,
10889 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10891 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10892 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10893 * lcm.c (compute_insert_delete, pre_edge_lcm,
10894 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10895 * lower-subreg.c (resolve_reg_notes): Likewise.
10896 * mode-switching.c (optimize_mode_switching): Likewise.
10898 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10900 * bt-load.c (add_btr_def, migrate_btr_def,
10901 branch_target_load_optimize): Avoid C++ keywords.
10902 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10904 * combine.c (subst, simplify_set, make_extraction,
10905 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10906 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10907 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10909 2008-07-15 Richard Guenther <rguenther@suse.de>
10911 PR middle-end/36369
10912 * c-common.c (strict_aliasing_warning): Do not warn for
10913 TYPE_REF_CAN_ALIAS_ALL pointers.
10914 (c_common_get_alias_set): may_alias types are not special.
10915 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10916 attribute and set can_ref_all accordingly.
10917 (build_reference_type_for_mode): Likewise.
10918 * doc/extend.texi (may_alias): Clarify.
10920 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10923 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10924 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10926 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10929 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10930 gcc_assert, instead call output_operand_lossage.
10932 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10934 * builtins.c (std_canonical_va_list): Treat structure based
10937 2008-07-15 Ben Elliston <bje@au.ibm.com>
10939 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10941 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
10943 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10946 2008-07-14 Jan Hubicka <jh@suse.cz>
10948 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10949 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10950 fix predicates and constraints.
10951 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10952 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10954 2008-07-14 Doug Kwan <dougkwan@google.com>
10956 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10957 additional option file arm/eabi.opt.
10958 * config/arm/eabi.h (File): New configuration file for EABI targets.
10959 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10960 SUBSUBTARGET_EXTRA_SPECS.
10961 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10962 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10963 from STARTFILE_SPEC so that it can be referenced in an override.
10964 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10965 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10966 can be referenced in an override.
10967 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10968 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10969 so that it can be referenced in an override.
10970 (LINK_SPEC): Use BPABI_LINK_SPEC.
10971 * config/arm/eabi.opt (File): New.
10973 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10975 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10976 (FIXED_VALUE_H): New variable.
10977 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10978 input.h, fixed-value.h.
10979 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10980 (BASIC_BLOCK_H): Use $(BITMAP_H).
10981 (FUNCTION_H): Add varray.h.
10982 (IPA_REFERENCE_H): Use $(BITMAP_H).
10983 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10984 (DF_H): Use $(BITMAP_H).
10985 (GGC_H): Add statistics.h.
10986 (INSN_ADDR_H): New.
10987 (INSN_ATTR_H): Use it.
10988 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10990 (SYMTAB_H): Add $(OBSTACK_H).
10991 (CPP_INTERNAL_H): New.
10992 (TREE_DUMP_H): Add tree-pass.h.
10993 (TREE_FLOW_H): Use $(BITMAP_H)
10994 (PRETTY_PRINT_H): Use $(INPUT_H).
10995 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10998 (many object files): Fix lots of header dependencies throughout.
11000 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11002 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11004 (s-gtyp-input): Use them to write tmp-gi.list.
11005 (echo_to_gi.list): Remove.
11007 2008-07-14 Richard Guenther <rguenther@suse.de>
11009 * tree-ssa-sccvn.c (pre_info): Remove.
11010 (switch_to_PRE_table): Likewise.
11011 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11012 (set_hashtable_value_ids): Do not create value-ids for the
11014 (run_scc_vn): Remove double test. Remove bogus special-case
11015 in value-number printing.
11016 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11017 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11019 * tree-flow-inline.h (get_value_handle): Remove.
11020 * tree-flow.h (get_value_handle): Remove.
11022 2008-07-14 Martin Jambor <mjambor@suse.cz>
11024 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11025 in which we generate arithmetics is not a subrange.
11027 2008-07-14 Martin Jambor <mjambor@suse.cz>
11029 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11031 2008-07-14 Richard Guenther <rguenther@suse.de>
11033 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11035 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11038 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11039 reload for symbol refs moved to r0 with -fPIC.
11040 (legitimize_pic_address): Use the target register as temporary
11042 (emit_symbolic_move): Adjust comment.
11043 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11046 2008-07-14 Ben Elliston <bje@au.ibm.com>
11048 * c-common.h (C_CPP_HASHNODE): New macro.
11049 * coretypes.h (struct cpp_token): Forward declare.
11050 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11051 the context-sensitive keyword method.
11052 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11053 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11054 expand_bool_pixel): New.
11055 (altivec_categorize_keyword): New function.
11056 (init_vector_keywords): New function.
11057 (rs6000_macro_to_expand): Likewise.
11058 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11059 compiling an ISO C dialect.
11061 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11063 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11064 (create_expression_by_pieces): Fix typo.
11065 (do_regular_insertion): Use debug counter here too.
11067 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11070 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11071 CONST_OK_FOR_LETTER_P. All port-local users changed.
11072 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11073 implement Kp matching power-of-two.
11074 (CONSTRAINT_LEN): Define to match.
11075 * config/cris/cris.md: Replace all use of constraint K with Kc.
11076 ("*btst*): Use Kp for operand 0 of last alternative.
11078 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11081 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11084 2008-07-13 Jan Hubicka <jh@suse.cz>
11086 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11089 2008-07-13 Richard Guenther <rguenther@suse.de>
11091 PR middle-end/36811
11092 * langhooks.c (lhd_print_error_function): Deal with recursive
11095 2008-07-12 Jan Hubicka <jh@suse.cz>
11097 * cgraph.c (assembler_name_hash): New static var.
11098 (hash_node_by_assembler_name, eq_assembler_name): New.
11099 (cgraph_node_for_asm): Use hashtable.
11100 (cgraph_remove_node): Maintain hashtable.
11101 (change_decl_assembler_name): Sanity check that names are not changing
11102 after aliasing was processed.
11103 * cgraph.h (varpoon_node): Add next GGC marker.
11104 * tree.c (decl_assembler_name_equal): Constify.
11105 (decl_assembler_name_hash): New.
11106 * tree.h (decl_assembler_name_equal): Constify.
11107 (decl_assembler_name_hash): Update.
11109 2008-07-12 David Daney <ddaney@avtrex.com>
11111 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11112 sb1 and r5000 cpus.
11114 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11116 * doc/md.texi: Document the MIPS "v" constraint.
11117 * config/mips/mips.h (reg_class): Revert last change.
11118 (REG_CLASS_NAMES): Likewise.
11119 (REG_CLASS_CONTENTS): Likewise.
11120 * config/mips/mips.c (mips_regno_to_class): Likewise.
11121 * config/mips/constraints.md (v): Likewise, but add documentation.
11122 Add a comment to say that this constraint should not be used in
11125 2008-07-11 DJ Delorie <dj@redhat.com>
11127 * config/h8300/h8300.md (length): Fix branch offset limit.
11129 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11131 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11132 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11133 (avr_hard_regno_scratch_ok): New function.
11134 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11135 * config/avr/avr.md (all peepholes that request a scratch register):
11136 Remove avr_peep2_scratch_safe use.
11138 2008-07-11 Tom Tromey <tromey@redhat.com>
11139 Ian Lance Taylor <iant@google.com>
11141 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11142 (struct c_common_resword): Define.
11143 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11144 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11145 (c_common_reswords, num_c_common_reswords): Declare.
11146 * c-common.c (c_common_reswords): New global const array.
11147 (num_c_common_reswords): New const int.
11148 * c-parser.c (struct resword, reswords): Don't define.
11149 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11150 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11151 than reswords. If warning about C++ keywords, give them a special
11153 (c_lex_one_token): Warn about C++ keywords. Call
11154 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11155 (c_parser_external_declaration): Look for RID_xxx rather than
11156 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11157 (c_parser_statement_after_labels): Likewise.
11158 (c_parser_objc_class_instance_variables): Likewise.
11159 (c_parser_objc_class_declaration): Likewise.
11160 (c_parser_objc_try_catch_statement): Likewise.
11161 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11162 (declspecs_add_type): Likewise.
11164 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11166 * ggc-page.c (alloc_page):
11167 Substituting xmalloc, xcalloc with
11168 XNEWVEC and XCNEWVAR macros which add the
11171 2008-07-11 Richard Guenther <rguenther@suse.de>
11173 PR tree-optimization/36765
11174 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11175 aliases from HEAP vars to SMTs.
11177 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11179 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11180 * configure.ac (loose_warn): Move -Wc++-compat from here...
11181 (strict_warn): ...to here.
11182 * configure: Regenerate.
11184 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11186 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11187 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11188 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11189 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11190 excluding more specific h8300-*-* and sh-*-* targets.
11192 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11194 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11195 (eliminate): Ditto.
11196 (execute_pre): Call loop_optimizer_finalize in early exit.
11198 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11200 PR middle-end/36790
11201 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11202 uids in the bitmap, not just VAR_DECL uids.
11204 PR rtl-optimization/36419
11205 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11206 (combine_stack_adjustments_for_block): Call it if needed. Delete
11208 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11209 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11210 prologue sp adjustment.
11212 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11215 * opts.c (print_ignored_options): Report postponed diagnostics for
11216 unknown -Wno-* options as warnings, not errors.
11217 (postpone_unknown_option_error): Renamed to...
11218 (postpone_unknown_option_warning): ... this.
11220 2008-07-09 Doug Kwan <dougkwan@google.com>
11223 2008-07-08 Doug Kwan <dougkwan@google.com>
11225 * config/arm/arm.opt (mandroid): New option.
11226 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11227 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11229 (CC1PLUS_SPEC): Same.
11231 (STARTFILE_SPEC): Same.
11232 (ENDFILE_SPEC): Same.
11233 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11236 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11239 * config/mips/mips.h (reg_class): Remove V1_REG.
11240 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11241 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11242 instead of V1_REGS.
11243 (mips_get_tp): New function.
11244 (mips_legitimize_tls_address): Use it.
11245 * config/mips/constraints.md (v): Delete.
11246 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11247 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11248 After reload, split into a move and ...
11249 (*tls_get_tp_<mode>_split): ...this new instruction.
11251 2008-07-09 David Daney <ddaney@avtrex.com>
11253 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11255 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11257 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11258 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11260 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11261 htab_delete should be called. Don't free c.
11262 (lookup_tmp_var): Create temp_htab lazily.
11263 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11264 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11266 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11267 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11268 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11269 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11270 * tree-sra.c (generate_element_init): Likewise.
11271 * tree-mudflap.c (execute_mudflap_function_ops,
11272 execute_mudflap_function_decls): Likewise.
11273 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11274 * tree-gimple.h (struct gimplify_ctx): New type.
11275 (push_gimplify_context): Adjust prototype.
11277 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11279 * tree-ssa-pre.c (phi_translate_1): Update placement of
11280 add_to_value calls.
11282 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11284 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11285 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11286 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11287 * targhooks.c (default_hard_regno_scratch_ok): New function.
11288 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11289 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11290 * recog.c: Include "target.h".
11291 (peep2_find_free_register): Add check for global regs. Add target
11293 * Makefile.in (recog.o): Depend on target.h.
11295 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11297 * config/sh/sh.c (sh_canonical_va_list_type): New.
11298 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11300 2008-07-09 Raksit Ashok <raksit@google.com>
11302 * doc/invoke.texi (Option Summary): Mention new option
11303 -Wdisallowed-function-list=...
11304 (Warning Options): Document -Wdisallowed-function-list=...
11305 * common.opt (Wdisallowed-function-list=): New flag.
11306 * flags.h (warn_disallowed_functions): External definition of new
11307 boolean warning flag.
11308 (warn_if_disallowed_function_p): Declare new function.
11309 * opts.c (warning_disallowed_functions): New static variable.
11310 (warn_disallowed_functions): New boolean warning flag.
11311 (warn_if_disallowed_function_p): New function.
11312 (add_comma_separated_to_vector): Rename
11313 add_instrument_functions_exclude_list to this.
11314 (common_handle_option): Handle new option. Rename calls to
11315 add_instrument_functions_exclude_list into calls to
11316 add_comma_separated_to_vector.
11317 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11318 based on flag warn_disallowed_functions.
11320 2008-07-09 Christian Bruel <christian.bruel@st.com>
11322 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11323 instead of get_attr_length.
11325 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11327 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11329 * genemit.c (gen_insn): Likewise.
11330 * gengtype.c (note_def_vec): Likewise.
11331 * gengtype.h (note_def_vec): Likewise.
11332 * genoutput.c (struct data, output_insn_data, process_template,
11333 gen_expand, gen_split, note_constraint): Likewise.
11334 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11335 make_insn_sequence): Likewise.
11336 * gensupport.c (record_insn_name): Likewise.
11338 2008-07-08 Doug Kwan <dougkwan@google.com>
11340 * config/arm/arm.opt (mandroid): New option.
11341 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11342 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11344 (CC1PLUS_SPEC): Same.
11346 (STARTFILE_SPEC): Same.
11347 (ENDFILE_SPEC): Same.
11348 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11351 2008-07-08 Raksit Ashok <raksit@google.com>
11353 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11354 (set_storage_via_setmem): Fix expected_align parameter.
11355 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11356 missing from the list.
11357 * doc/md.texi (movmem): Explicitly state that expected alignment is
11358 to be expressed in bytes.
11359 (setmem): Explicitly state that expected alignment is to be expressed
11362 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11364 * reload.c (find_reloads_subreg_address): Do not require validity
11365 of address in original mode before reloading address.
11367 2008-07-07 Tianwei Sheng <tianweis@google.com>
11369 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11370 bounds array access.
11372 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11374 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11376 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11378 Fix PR tree-optimization/23455
11379 Fix PR tree-optimization/35286
11380 Fix PR tree-optimization/35287
11381 * Makefile.in (OBJS-common): Remove tree-vn.o.
11382 (tree-vn.o): Remove.
11383 * dbgcnt.def: Add treepre_insert debug counter.
11384 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11385 (debug_value_expressions): Ditto.
11386 (print_value_expressions): Ditto.
11387 * tree-pretty-print.c (dump_generic_node): Updated for
11388 VALUE_HANDLE removal.
11389 * tree-ssa-dom.c (record_equality): Ditto.
11390 (cprop_operand): Ditto.
11391 (lookup_avail_expr): Ditto.
11392 * tree-ssa-threadedge.c
11393 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11394 (simplify_control_stmt_condition): Ditto.
11395 * tree.c (tree_code_size): Ditto.
11396 (tree_node_structure): Ditto.
11397 (iterative_hash_expr): Ditto.
11399 * tree.h (VALUE_HANDLE_ID): Ditto.
11400 (VALUE_HANDLE_EXPR_SET): Ditto.
11401 (struct tree_value_handle): Ditto.
11402 (union tree_node): Ditto.
11403 * treestruct.def: Ditto.
11404 * tree-vn.c: Removed.
11405 * tree-ssa-pre.c: Rewritten entirely.
11406 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11407 (constant_value_ids): Ditto.
11408 (vn_nary_op_t): Moved to header.
11410 (vn_reference_op_t): Ditto
11411 (vn_reference_t): Ditto.
11412 (next_value_id): New variable.
11413 (VN_INFO): Add an assert.
11414 (vn_constant_eq): New function.
11415 (vn_constant_hash): Ditto.
11416 (get_or_alloc_constant_value_id): Ditto.
11417 (value_id_constant_p): Ditto.
11418 (vn_reference_compute_hash): De-staticify.
11419 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11420 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11421 (valueize_refs): Update opcode if it changes from ssa name to constant.
11422 (vn_reference_lookup_1): Add new argument.
11423 (vn_reference_lookup): Ditto.
11424 (vn_reference_lookup_pieces): New function.
11425 (vn_reference_insert): Add return type. Modify to deal with value ids.
11426 (vn_reference_insert_pieces): New function.
11427 (vn_nary_op_compute_hash): De-staticify.
11428 (vn_nary_op_eq): Ditto.
11429 (vn_nary_op_lookup_pieces): New function.
11430 (vn_nary_op_lookup): Add new argument.
11431 (vn_nary_op_insert_pieces): New function.
11432 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11433 (vn_phi_insert): Ditto.
11434 (visit_unary_op): Update for callee changes.
11435 (visit_binary_op): Ditto.
11436 (visit_reference_op_load): Ditto.
11437 (visit_reference_op_store): Ditto.
11438 (init_scc_vn): Init next_value_id, constant_to_value_id and
11439 constant_value_ids.
11440 (free_scc_vn): Free them.
11441 (set_hashtable_value_ids): New function.
11442 (run_scc_vn): Use it.
11443 (get_max_value_id): New function.
11444 (get_next_value_id): Ditto.
11445 (expressions_equal_p): Moved from tree-vn.c
11446 (sort_vuses): Ditto.
11447 (sort_vuses_heap): Ditto.
11448 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11450 * tree.c (iterative_hash_hashval_t): Made non-static
11451 * tree.h (iterative_hash_hashval_t): Declare it.
11453 2008-07-08 Martin Jambor <mjambor@suse.cz>
11455 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11456 instead of ipa_create_node_params.
11457 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11458 ipa_check_create_edge_args, free them with
11459 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11461 * ipa-prop.c: Include flags.h and tree-inline.h.
11462 (ipa_node_params_vector): New variable.
11463 (ipa_edge_args_vector): New variable.
11464 (edge_removal_hook_holder): New variable.
11465 (node_removal_hook_holder): New variable.
11466 (edge_duplication_hook_holder): New variable.
11467 (node_duplication_hook_holder): New variable.
11468 (ipa_detect_param_modifications): Check for presence of modified flags.
11469 (ipa_compute_jump_functions): Check for presence of jump functions.
11470 (ipa_free_edge_args_substructures): New function.
11471 (ipa_create_node_params): Removed.
11472 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11473 (ipa_free_node_params_substructures): New function.
11474 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11476 (ipa_edge_removal_hook): New function.
11477 (ipa_node_removal_hook): New function.
11478 (duplicate_array): New function.
11479 (ipa_edge_duplication_hook): New function.
11480 (ipa_node_duplication_hook): New function.
11481 (ipa_register_cgraph_hooks): New function.
11482 (ipa_unregister_cgraph_hooks): New function.
11483 (free_all_ipa_structures_after_ipa_cp): New function.
11485 * ipa-prop.h: Include vec.h.
11486 (ipa_node_params_t): New typedef with vector types for it.
11487 (ipa_edge_args_t): New typedef with vector types for it.
11488 (IPA_NODE_REF): Changed to access an on-the-side vector.
11489 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11490 (ipa_check_create_node_params): New function.
11491 (ipa_check_create_edge_args): New function.
11493 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11496 2008-07-07 Tom Tromey <tromey@redhat.com>
11498 * configure, config.in: Rebuilt.
11499 * configure.ac: Don't check for scandir or alphasort.
11501 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11503 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11504 types immediately after creating them.
11506 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11508 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11510 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11512 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11513 dump_constraint_graph.
11514 (dump_constraint_edge): New function.
11515 (dump_constraint_graph): New function.
11516 (debug_constraint_graph): New function.
11517 (dump_constraint): Removed useless comparison.
11518 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11519 (dump_constraint_graph): Declare.
11520 (debug_constraint_graph): Declare.
11521 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11523 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11525 * config/i386/i386.c (is_va_list_char_pointer): New.
11526 (ix86_va_start): Replace compare with ms_va_list_type_node
11527 by is_va_list_char_pointer.
11528 (ix86_gimplify_va_arg): Likewise.
11530 2008-07-07 Martin Jambor <mjambor@suse.cz>
11532 * cgraph.c (cgraph_edge_max_uid): New variable.
11533 (struct cgraph_edge_hook_list): New type.
11534 (struct cgraph_node_hook_list): New type.
11535 (struct cgraph_2edge_hook_list): New type.
11536 (struct cgraph_2node_hook_list): New type.
11537 (first_cgraph_edge_removal_hook): New variable.
11538 (first_cgraph_node_removal_hook): New variable.
11539 (first_cgraph_edge_duplicated_hook): New variable.
11540 (first_cgraph_node_duplicated_hook): New variable.
11541 (cgraph_add_edge_removal_hook): New function.
11542 (cgraph_remove_edge_removal_hook): New function.
11543 (cgraph_call_edge_removal_hooks): New function.
11544 (cgraph_add_node_removal_hook): New function.
11545 (cgraph_remove_node_removal_hook): New function.
11546 (cgraph_call_node_removal_hooks): New function.
11547 (cgraph_add_edge_duplication_hook): New function.
11548 (cgraph_remove_edge_duplication_hook): New function.
11549 (cgraph_call_edge_duplication_hooks): New function.
11550 (cgraph_add_node_duplication_hook): New function.
11551 (cgraph_remove_node_duplication_hook): New function.
11552 (cgraph_call_node_duplication_hooks): New function.
11553 (cgraph_create_edge): Assign to edge uid.
11554 (cgraph_remove_edge): Call edge removal hooks.
11555 (cgraph_node_remove_callees): Call edge removal hooks.
11556 (cgraph_node_remove_callers): Call edge removal hooks.
11557 (cgraph_remove_node): Call node removal hooks.
11558 (cgraph_clone_edge): Call edge duplication hooks.
11559 (cgraph_clone_node): Call node duplication hooks.
11561 * cgraph.h (cgraph_edge): New field uid.
11562 (cgraph_edge_hook): New type.
11563 (cgraph_node_hook): New type.
11564 (cgraph_2edge_hook): New type.
11565 (cgraph_2node_hook): New type.
11567 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11569 * config.in: Regenerate.
11571 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11573 * gcc.c (print_sysroot): New.
11574 (option_map, display_help, process_command): Handle the
11575 -print-sysroot option.
11576 (main): Print the sysroot if requested.
11577 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11579 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11582 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11584 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11586 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11587 (assign_parm_setup_block_p): Also check mode of entry_parm.
11589 2008-07-07 Richard Guenther <rguenther@suse.de>
11591 * tree-ssa-structalias.h (set_used_smts): Remove.
11592 * tree-ssa-structalias.c (used_smts): Likewise.
11593 (set_used_smts): Likewise.
11594 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11595 call to set_used_smts.
11597 2008-07-07 Richard Guenther <rguenther@suse.de>
11599 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11600 (new_var_info): Set it to false.
11601 (solution_set_add): Correctly handle pointers outside a var and
11603 (type_safe): Treat variables with is_full_var properly.
11604 (do_sd_constraint): Likewise.
11605 (do_ds_constraint): Likewise.
11606 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11607 (get_constraint_for_ptr_offset): New function.
11608 (get_constraint_for_component_ref): For addresses at least include
11609 the last field of the variable. Handle is_full_vars properly.
11610 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11611 (handle_ptr_arith): Remove.
11612 (find_func_aliases): Simplify assignment handling.
11613 (create_function_info_for): For parameter and result varinfos set
11615 (create_variable_info_for): Set is_full_var flag whenever we
11616 just created a single varinfo for a decl.
11617 (init_alias_vars): Initialize use_field_sensitive from
11618 max-fields-for-field-sensitive parameter.
11620 2008-07-07 Richard Guenther <rguenther@suse.de>
11622 PR tree-optimization/36713
11623 * tree-flow-inline.h (is_call_used): New function.
11624 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11625 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11626 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11628 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11630 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11632 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11634 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11636 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11637 Nathan Sidwell <nathan@codesourcery.com>
11639 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11640 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11642 * config/m68k/t-linux: New.
11643 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11646 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11648 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11649 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11652 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11654 * gcc.c (execute): Fix -Wc++-compat warning.
11656 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11659 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11660 constant for little endian.
11662 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11664 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11665 mips_base_mips16 instead of TARGET_MIPS16.
11666 (mips_base_mips16): Declare.
11667 * config/mips/mips.c (mips_base_mips16): Make global.
11668 (was_mips16_p): Remove GTY marker.
11669 (was_mips16_pch_p): New variable.
11670 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11671 (mips_override_options): Force to non-MIPS16 mode initially.
11672 Do not complain about MIPS16 PIC incompatibilities here.
11673 Only allow -mgpopt if -mexplicit-relocs is in force for
11676 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11678 * configure.ac: Check for caddr_t, define to char * if not defined.
11679 * configure: Regenerate.
11680 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11681 (mmap_gt_pch_use_address): Likewise.
11682 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11684 2008-07-06 Richard Guenther <rguenther@suse.de>
11686 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11687 (new_var_info): Deal with it.
11688 (solution_set_add): Likewise.
11689 (bitpos_of_field): Make signed, fix.
11690 (struct fieldoff): Remove type and decl fields. Make size field
11691 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11693 (fieldoff_compare): Deal with it.
11694 (push_fields_onto_fieldstack): Remove has_union argument, glob
11695 adjacent non-pointer fields together.
11696 (create_function_info_for): Do not set has_union.
11697 (create_variable_info_for): Simplify.
11699 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11701 * config.gcc (extra_headers): Add cross-stdarg.h for target
11702 x86_64-*-* and i?86-*-*.
11703 * config/i386/cross-stdarg.h: New.
11704 * builtins.c (std_fn_abi_va_list): New.
11705 (std_canonical_va_list_type): New.
11706 (stabilize_va_list): Replace va_list_type_node use by
11707 mtarget.canonical_va_list_type.
11708 (gimplify_va_arg_expr): Likewise.
11709 (expand_builtin_va_copy): Replace va_list_type_node use by
11710 mtarget.fn_abi_va_list.
11711 * tree-sra.c (is_va_list_type): New helper.
11712 (decl_can_be_decomposed_p): Replace
11713 va_list_type_node use by is_va_list_type.
11714 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11715 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11716 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11717 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11718 (ix86_enum_va_list): New.
11719 * config/i386/i386.c (sysv_va_list_type_node): New.
11720 (ms_va_list_type_node): New.
11721 (ix86_function_type_abi): Remove sorry.
11722 (ix86_build_builtin_va_list_abi): New.
11723 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11724 for 64-bit targets.
11725 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11726 (ix86_init_builtins_va_builtins_abi): New.
11727 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11728 for 64-bit targets.
11729 (ix86_handle_abi_attribute): New.
11730 (attribute_spec): Add sysv_abi and ms_abi.
11731 (ix86_fn_abi_va_list): New.
11732 (ix86_canonical_va_list_type): New.
11733 (ix86_enum_va_list): New.
11734 (TARGET_FN_ABI_VA_LIST): New.
11735 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11736 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11737 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11738 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11739 (TARGET_ENUM_VA_LIST): New.
11740 * expr.h (std_fn_abi_va_list): New.
11741 (std_canonical_va_list_type): New.
11742 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11743 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11744 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11745 TARGET_CANONICAL_VA_LIST_TYPE.
11746 * target.h (struct gcc_target): Add fn_abi_va_list hook
11747 and canonical_va_list_type hook.
11749 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11751 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11752 integral and pointer types.
11754 2008-07-04 Roger Sayle <roger@eyesopen.com>
11756 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11757 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11759 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11762 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11764 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11766 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11767 build_gimple_modify_stmt.
11768 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11769 gimple operand. Use fold_build* instead of build*.
11771 2008-07-04 Richard Guenther <rguenther@suse.de>
11773 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11774 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11775 properly to compute the reachability set if we do field-sensitive PTA.
11776 * invoke.texi (max-fields-for-field-sensitive): Document default.
11777 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11778 100 for optimize >= 2.
11780 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11782 * ggc-zone.c (lookup_page_table_if_allocated,
11783 set_page_table_entry, zone_find_object_size, alloc_small_page,
11784 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11785 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11786 -Wc++-compat and/or -Wcast-qual warnings.
11788 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11791 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11792 pic_offset_table_rtx to be marked as used here.
11793 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11794 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11795 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11796 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11797 !TARGET_SECURE_PLT.
11799 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11801 * alloc-pool.c (hash_descriptor, eq_descriptor,
11802 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11803 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11805 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11806 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11807 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11808 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11811 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11813 * tree-flow.h (loop_only_exit_p): Declare.
11814 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11815 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11816 the number of iterations if it is constant. Otherwise, if this is the
11817 only possible exit of the loop, use the conservative estimate on the
11818 number of iterations of the entire loop if available.
11820 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11822 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11823 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11824 Add synchronization functions.
11825 * config/sync.c: New file.
11826 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11827 (LIBGCC_SYNC_CFLAGS): Likewise.
11829 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11832 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11833 (*pushtf_sse): New insn pattern.
11834 (pushtf splitters): New splitters.
11836 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11838 PR middle-end/35736
11839 * predict.c (build_predict_expr): Use void_type_node for the tree
11840 type, instead of NULL_TREE.
11842 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11844 * config/i386/i386.c (contains_aligned_value_p): Return true
11846 (ix86_data_alignment): Align TCmode to 128bits.
11847 (ix86_local_alignment): Likewise.
11849 2008-07-03 Andrew Haley <aph@redhat.com>
11852 * vec.h (VEC_TA): New.
11853 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11854 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11855 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11856 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11857 (C_COMMON_FIXED_TYPES): Remove first arg.
11858 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11859 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11860 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11861 not to use empty macro arguments.
11863 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11865 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11866 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11867 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11868 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11869 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11870 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11871 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11872 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11873 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11874 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11875 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11876 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11877 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11878 config/rs6000/e500crtres64gpr.asm,
11879 config/rs6000/e500crtres64gprctr.asm,
11880 config/rs6000/e500crtrest32gpr.asm,
11881 config/rs6000/e500crtrest64gpr.asm,
11882 config/rs6000/e500crtresx32gpr.asm,
11883 config/rs6000/e500crtresx64gpr.asm,
11884 config/rs6000/e500crtsav32gpr.asm,
11885 config/rs6000/e500crtsav64gpr.asm,
11886 config/rs6000/e500crtsav64gprctr.asm,
11887 config/rs6000/e500crtsavg32gpr.asm,
11888 config/rs6000/e500crtsavg64gpr.asm,
11889 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11890 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11891 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11892 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11893 config/sparc/sol2-cn.asm: Remove .file directives.
11895 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11897 * resource.c (mark_referenced_resources): Look inside
11898 UNSPEC_VOLATILEs and ASM_INPUTs.
11900 2008-07-02 Ian Lance Taylor <iant@google.com>
11902 * rtlanal.c (add_reg_note): New function.
11903 * rtl.h (add_reg_note): Declare.
11904 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11905 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11906 * builtins.c (expand_builtin_longjmp): Likewise.
11907 (expand_builtin_nonlocal_goto): Likewise.
11908 * calls.c (emit_call_1, expand_call): Likewise.
11909 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11910 * cfglayout.c (fixup_reorder_chain): Likewise.
11911 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11912 (commit_one_edge_insertion): Likewise.
11913 * combine.c (move_deaths, distribute_notes): Likewise.
11914 * df-problems.c (df_set_note): Likewise.
11915 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11916 (set_unique_reg_note): Likewise.
11917 (emit_copy_of_insn_after): Likewise.
11918 * expr.c (expand_expr_real): Likewise.
11919 * gcse.c (add_label_notes): Likewise.
11920 * haifa-sched.c (create_check_block_twin): Likewise.
11921 * jump.c (mark_jump_label_1): Likewise.
11922 * loop-doloop.c (add_test, doloop_modify): Likewise.
11923 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11924 * lower-subreg.c (move_eh_region_note): Likewise.
11925 * optabs.c (emit_libcall_block): Likewise.
11926 * predict.c (predict_insn): Likewise.
11927 (combine_predictions_for_insn): Likewise.
11928 * recog.c (peephole2_optimize): Likewise.
11929 * regmove.c (try_auto_increment): Likewise.
11930 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11931 * reload.c (find_reloads): Likewise.
11932 * reload1.c (fixup_eh_region_note): Likewise.
11933 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11934 * reorg.c (delete_prior_computation): Likewise.
11935 (delete_computation, dbr_schedule): Likewise.
11936 * config/pa/pa.c (legitimize_pic_address): Likewise.
11937 * config/sh/sh.c (sh_reorg): Likewise.
11939 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11942 * config/libgcc-glibc.ver: Add %exclude.
11943 * config/m32r/libgcc-glibc.ver: Likwise.
11944 * config/s390/libgcc-glibc.ver: Likwise.
11945 * config/sh/libgcc-glibc.ver: Likwise.
11946 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11948 * config/i386/libgcc-glibc.ver: New.
11950 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11952 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11954 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11955 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11956 i[34567]86-*-linux*, x86_64-*-linux*. Add
11957 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11958 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11959 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11960 i[34567]86-*-linux*, x86_64-*-linux*.
11962 * libgcc-std.ver: Add empty GCC_4.4.0.
11964 * mkmap-symver.awk: Support multiple versions per symbol.
11966 * config/i386/i386.c (ix86_init_builtins): Always define
11967 __builtin_fabsq and __builtin_copysignq with fallbacks.
11968 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11969 and __builtin_copysignq if SSE2 isn't available.
11971 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11972 (LIBGCC2_TF_CEXT): Likwise.
11973 (TF_SIZE): Likwise.
11975 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11977 * config/i386/sfp-machine.h: Moved to libgcc.
11979 * config/i386/sfp-machine.h: New.
11980 * config/i386/t-linux: Likwise.
11982 * config/i386/t-darwin: Remove softfp_wrap_start and
11984 * config/i386/t-darwin64: Likewise.
11986 * config/i386/t-fprules-softfp64: Renamed to ...
11987 * config/i386/t-fprules-softfp: This.
11989 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11990 and softfp_wrap_end.
11992 2008-07-02 Jason Merrill <jason@redhat.com>
11994 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11996 * tree.c (ctor_to_list): New fn.
11997 * tree.h: Declare it.
11998 (CONSTRUCTOR_ELT): New macro.
11999 (CONSTRUCTOR_NELTS): New macro.
12001 2008-07-02 Richard Guenther <rguenther@suse.de>
12003 * tree-ssa-structalias.c (struct variable_info): Reorder
12004 to fill padding on 64bit hosts. Make collapsed_to an int.
12005 (get_varinfo_fc): Deal with that.
12006 (new_var_info): Likewise.
12007 (collapse_rest_of_var): Likewise.
12009 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12011 * doc/install.texi (--enable-java-home): Document.
12012 (--enable-aot-compile-rpm): Likewise.
12013 (--with-arch-directory): Likewise.
12014 (--with-os-directory): Likewise.
12015 (--with-origin-name): Likewise.
12016 (--with-arch-suffix): Likewise.
12017 (--with-jvm-root-dir): Likewise.
12018 (--with-jvm-jar-dir): Likewise.
12019 (--with-python-dir): Likewise.
12021 2008-07-02 Richard Guenther <rguenther@suse.de>
12023 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12024 from decls explicitly. Merge operand checking from tuples.
12026 2008-07-02 Martin Jambor <mjambor@suse.cz>
12028 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12030 2008-07-02 Martin Jambor <mjambor@suse.cz>
12032 * tree-switch-conversion.c: Included timevar.h
12033 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12035 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12037 2008-07-02 Martin Jambor <mjambor@suse.cz>
12039 * tree-switch-conversion.c: Corrected various comments and
12041 (build_constructors): Fixed minor formatting mistakes.
12043 * invoke.texi (Optimize Options): Corrected the
12044 switch-conversion-max-branch-ratio parameter.
12046 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12048 * final.c (asm_insn_count): Return zero for an empty asm body.
12050 2008-07-02 Richard Guenther <rguenther@suse.de>
12052 * bitmap.h (bitmap_set_bit): Return bool.
12053 (bitmap_clear_bit): Likewise.
12054 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12055 write to the bitmap if it would.
12056 (bitmap_clear_bit): Likewise.
12057 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12058 bitmap_set_bit return value.
12059 (add_pred_graph_edge): Likewise.
12060 (add_graph_edge): Likewise.
12061 (do_sd_constraint): Likewise.
12062 (do_ds_constraint): Likewise.
12064 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12066 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12067 Fix -Wc++-compat and/or -Wcast-qual warnings.
12068 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12069 gen_regparm_prefix): Likewise.
12070 * vmsdbgout.c (write_modbeg, lookup_filename,
12071 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12073 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12075 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12076 defaults.h definition apply.
12078 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12080 * function.c (assign_parm_remove_parallels): New.
12081 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12083 (assign_parm_setup_block): Do not handle them.
12084 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12085 assign_parm_remove_parallels.
12087 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12089 * c-typeck.c (convert_for_assignment): Use
12090 vector_targets_convertible_p.
12091 * c-common.c (vector_targets_convertible_p): New.
12092 * c-common.h (vector_targets_convertible_p): New prototype.
12093 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12094 opaque_p_V2SI_type_node.
12096 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12098 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12101 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12103 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12104 TFmode constants via two element DImode vector for hosts with
12105 HOST_BITS_PER_WIDE_INT < 64.
12106 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12107 also for HOST_BITS_PER_WIDE_INT < 64.
12109 2008-07-01 Richard Guenther <rguenther@suse.de>
12111 PR tree-optimization/36666
12112 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12113 (get_constraint_exp_from_ssa_var): Split into ...
12114 (get_constraint_exp_for_temp): ... this ...
12115 (get_constraint_for_ssa_var): ... and that.
12116 Return constraint expressions for all touched sub-fields
12117 if the results address is not taken.
12118 (process_constraint): Remove assertion that aggregate
12119 assignments do not happen at this place.
12120 (get_constraint_for_component_ref): Add address_p argument.
12121 Return constraint expressions for all touched sub-fields
12122 if the results address is not taken.
12123 (do_deref): Use get_constraint_exp_for_temp.
12124 (get_constraint_for_1): Rename from ...
12125 (get_constraint_for): ... this. Add the old function as wrapper.
12126 (do_structure_copy): Use get_constraint_for_1.
12128 2008-07-01 Martin Jambor <mjambor@suse.cz>
12130 * Makefile.in (tree-switch-conversion.o): Add.
12131 (OBJS-common): Add tree-swtch-conversion.o.
12132 * passes.c (init_optimization_passes): Add pass_convert_switch.
12133 * tree-pass.h: (pass_convert_switch): Add.
12134 * tree-switch-conversion.c: New file.
12135 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12136 * common.opt (ftree-cswtch): New option.
12137 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12138 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12139 * opts.c (decode_options): Set flag_tree_switch_conversion when
12140 optimization level is >= 2.
12141 * doc/invoke.texi (Optimize Options): Added description of
12142 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12144 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12146 * config/darwin-driver.c (darwin_default_min_version): Fix
12147 -Wc++-compat warnings.
12149 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12151 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12154 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12156 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12158 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12160 PR rtl-optimization/34744
12161 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12162 (df_scan_free_internal): Free data structures not
12163 allocated in storage pools.
12164 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12165 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12166 df_scan_free_mws_vec.
12167 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12170 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12172 * config/i386/i386.c (contains_aligned_value_p): Return true
12174 (ix86_function_arg_boundary): Return its natural boundary
12176 (return_in_memory_32): Don't check TDmode.
12177 (ix86_split_to_parts): Support splitting into 4 parts and
12178 support TFmode for 32bit target.
12179 (ix86_split_long_move): Support splitting into 4 parts.
12180 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12182 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12183 (ix86_init_builtins): Here.
12184 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12185 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12186 'q' and 'w', respectively.
12188 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12190 (movtf_internal): Likewise.
12191 (<code>tf2): Likewise.
12192 (*absnegtf2_sse): Likewise.
12193 (copysign<mode>3): Likewise.
12194 (copysign<mode>3_const): Likewise.
12195 (copysign<mode>3_var): Likewise.
12196 (define_split UNSPEC_COPYSIGN): Likewise.
12197 * config/i386/sse.md (*nandtf3): Likewise.
12198 (<code>tf3): Likewise.
12199 (*<code>tf3): Likewise.
12201 2008-06-30 Joey Ye <joey.ye@intel.com>
12202 H.J. Lu <hongjiu.lu@intel.com>
12204 * global.c (compute_regsets): Set frame_pointer_needed here.
12205 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12207 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12209 * doc/install.texi (specific): Expand Windows build notes.
12211 2008-06-30 Ira Rosen <irar@il.ibm.com>
12213 PR tree-optimization/36648
12214 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12215 number of prolog iterations by step. Fix the comment.
12217 2008-06-30 Richard Guenther <rguenther@suse.de>
12219 PR middle-end/36671
12220 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12221 handle calls from ECF_MALLOC functions.
12222 (handle_pure_call): ECF_MALLOC functions do not return
12224 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12226 2008-06-29 Andreas Schwab <schwab@suse.de>
12228 * config/m68k/m68k.c (print_operand): Always print a float
12230 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12231 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12234 * config/rs6000/x-linux64: Remove never used file.
12236 2008-06-29 Richard Guenther <rguenther@suse.de>
12238 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12240 (struct alias_info): Move ...
12241 * tree-ssa-alias.c: ... here.
12242 (update_alias_info): Declare.
12243 (compute_may_aliases): Call it.
12244 (update_alias_info): New function.
12245 * tree-ssa-structalias.c (update_alias_info): Move ...
12246 * tree-ssa-alias.c (update_alias_info_1): ... here.
12247 * tree-ssa-structalias.c (process_constraint_1): Remove
12248 unused from_call argument. Rename to ...
12249 (process_constraint): ... this. Delete old wrapper.
12250 (make_constraint_to): Adjust callers.
12251 (handle_const_call): Likewise.
12252 (handle_pure_call): Likewise.
12253 (init_base_vars): Likewise.
12254 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12255 (find_func_aliases): We don't need structure copies for
12257 (make_constraint_from_anything): Remove.
12258 (create_variable_info_for): For globals make constraints
12259 from escaped, not from anything.
12260 (compute_points_to_sets): Do not call update_alias_info.
12261 (ipa_pta_execute): Use make_constraint_from.
12263 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12265 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12266 (bitmap.o-warn, dominance.o-warn): New.
12267 * configure.ac (cxx_compat_warn): Delete.
12268 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12269 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12271 * configure: Regenerate.
12273 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12276 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12278 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12279 * df-scan.c (df_notes_rescan): Likewise.
12280 * ggc-page.c (set_page_table_entry): Likewise.
12281 * intl.c (gcc_gettext_width): Likewise.
12282 * varasm.c (get_unnamed_section, get_noswitch_section,
12283 get_section): Likewise.
12285 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12287 * regrename.c (build_def_use): Don't copy RTX.
12289 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12291 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12292 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12293 punctuation. Use @ref instead of @xref.
12294 (Function Names): Remove stray @display/@end display.
12295 (C++ Attributes): Use @ref instead of @xref.
12296 (Deprecated Features): Fix punctuation around @xref.
12297 (Backwards Compatibility): Likewise.
12298 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12300 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12302 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12303 constants for E500 double.
12305 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12307 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12308 element type of const_vector.
12310 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12312 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12313 Remove FLAGS_REG clobber from expander pattern.
12314 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12315 (anddi3, andsi3, andhi3, andqi3): Ditto.
12316 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12317 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12318 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12319 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12320 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12321 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12322 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12323 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12325 2008-06-28 Richard Guenther <rguenther@suse.de>
12327 * tree-ssa-structalias.c (callused_id, var_callused,
12328 callused_tree): Add.
12329 (handle_pure_call): New function.
12330 (find_func_aliases): Call it.
12331 (find_what_p_points_to): Handle the call-used set.
12332 (clobber_what_escaped): Likewise.
12333 (compute_call_used_vars): New function.
12334 (init_base_vars): Init the call-used variable.
12335 (do_sd_constraint): Do not propagate the solution from CALLUSED
12336 but use CALLUSED as a placeholder.
12337 (solve_graph): Likewise.
12338 * tree-flow-inline.h (gimple_call_used_vars): New function.
12339 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12340 (compute_call_used_vars): Declare.
12341 * tree-ssa-alias.c (set_initial_properties): Call
12342 compute_call_used_vars.
12343 (reset_alias_info): Clear call-used variables.
12344 (add_call_clobber_ops): Assert we are not called for const/pure
12345 functions. Remove handling of them.
12346 (add_call_read_ops): Handle pure functions by adding the
12347 call-used set of variables as VUSEs.
12348 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12349 (delete_tree_ssa): Free it.
12350 * tree-dfa.c (remove_referenced_var): Clear the var from the
12353 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12355 * tree.c (build_varargs_function_type_list): New.
12356 (build_function_type_list_1): New.
12357 (build_function_type_list): Use build_function_type_list_1.
12358 * tree.h (build_varargs_function_type_list): New.
12360 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12363 * config/spu/spu.c (spu_builtin_splats): Do not generate
12364 invalid CONST_VECTOR expressions.
12365 (spu_expand_vector_init): Likewise.
12367 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12369 * optabs.c (libfunc_decls): New variable.
12370 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12371 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12372 for the same function twice.
12374 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12376 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12377 ix86_expand_binary_operator directly.
12378 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12380 (*ashrti3_1): Ditto.
12381 (*lshrti3_1): Ditto.
12382 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12383 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12384 using only one splitter. Conditionaly execute splitter before or
12385 after peephole2 pass.
12386 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12387 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12388 Use only one alternative in asm template.
12389 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12391 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12392 "J" operand constraint for operand 2.
12393 (*ashldi3_cconly_rex64): Ditto.
12394 (*ashrdi3_cmp_rex64): Ditto.
12395 (*ashrdi3_cconly_rex64): Ditto.
12396 (*lshrdi3_cmp_rex64): Ditto.
12397 (*lshrdi3_cconly_rex64): Ditto.
12398 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12399 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12400 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12403 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12405 * gimplify.c (omp_is_private): Don't return true if decl is not
12406 already private on #pragma omp for or #pragma omp parallel for.
12409 * tree-cfg.c (struct move_stmt_d): Replace block field with
12410 orig_block and new_block fields.
12411 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12412 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12413 (move_block_to_fn): Replace vars_map and new_label_map arguments
12414 with struct move_stmt_d pointer.
12415 (replace_block_vars_by_duplicates): New function.
12416 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12417 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12418 all subblocks of ORIG_BLOCK to the new function. Call
12419 replace_block_vars_by_duplicates.
12420 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12421 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12422 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12423 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12424 (expand_omp): Temporarily set input_location to the location of
12425 region's controlling stmt.
12426 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12427 BIND_EXPR, push ctx->block_vars and gimplification vars into
12428 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12429 into dest function.
12430 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12431 there are any BLOCK_VARS.
12432 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12433 OMP_PARALLEL or OMP_TASK stmt.
12434 (lower_omp): Save and restore input_location around the lower_omp_1
12437 2008-06-27 Richard Guenther <rguenther@suse.de>
12439 PR tree-optimization/36400
12440 PR tree-optimization/36373
12441 PR tree-optimization/36344
12442 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12443 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12444 (update_alias_info): Remove call clobbering code.
12445 (make_constraint_to): New helper function.
12446 (make_escape_constraint): Likewise.
12447 (handle_rhs_call): Use it on all pointer containing arguments.
12448 Also mark the static chain escaped.
12449 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12450 instead of ANYTHING.
12451 (make_constraint_from): New helper split out from ...
12452 (make_constraint_from_anything): ... here.
12453 (find_func_aliases): Add constraints for escape sites.
12454 (intra_create_variable_infos): Make constraints from NONLOCAL
12456 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12458 (clobber_what_p_points_to): Remove.
12459 (clobber_what_escaped): New function.
12460 (init_base_vars): Init NONLOCAL and ESCAPED.
12461 (do_sd_constraint): Do not propagate the solution from ESCAPED
12462 but use ESCAPED as a placeholder.
12463 (solve_graph): Likewise.
12464 * tree-flow.h (clobber_what_p_points_to): Remove.
12465 (clobber_what_escaped): Declare.
12466 * tree-ssa-alias.c (set_initial_properties): Call it.
12467 Remove code clobbering escaped pointers.
12469 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12471 * function.c (allocate_struct_function): Only allocate a unique
12472 funcdef_no if the decl is nonzero.
12474 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12476 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12477 * config/mips/mips.c (mips_split_const_insns): New function.
12478 * config/mips/mips.md (move_type): New attribute.
12479 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12480 (dword_mode): New attribute.
12481 (type): Avoid long line. Map "move_type"s to "type"s,
12482 choosing "multi" for doubleword moves if appropriate.
12483 Swap MTC/MFC comments to match their declaration order.
12484 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12485 "type" is "branch" or "jal" is "direct".
12486 (length): Handle "extended_mips16" first. Make the default
12487 "0" for "ghost" instructions. Set the length from "move_type".
12488 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12489 of "type", with "sll0" for the register alternative. Remove the
12490 "extended_mips16" attribute.
12491 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12492 of "type", with "shift_shift" for the register alternative.
12493 Remove the "length" attribute.
12494 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12495 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12496 of "type", with "andi" for the register alternative.
12497 (*zero_extendqihi2): Likewise.
12498 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12499 of "andi" instead of a "type" of "arith".
12500 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12502 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12503 (mov_<store>r, *mov<mode>_ra): Likewise.
12504 (extendsidi2): Use "move_type" instead of "type", with "move"
12505 for the register alternative.
12506 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12507 of "type", with "signext" for the register alternative.
12508 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12509 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12510 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12511 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12512 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12513 (unnamed branch insn): Likewise.
12514 (*movdi_gp32_fp64): Fold into...
12515 (*movdi_32bit): ...here.
12516 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12517 (*movdf_hardfloat): ...this new pattern.
12518 (*movdf_softfloat): Remove redundant FPR alternatives.
12519 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12520 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12521 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12522 the "move" attribute.
12523 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12524 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12525 and "store" for COP loads and stores.
12526 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12527 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12528 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12529 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12530 (*movtf_mips16, *movv2sf): Likewise.
12531 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12532 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12533 (mfhc1<mode>): Use "move_type" instead of "move".
12534 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12535 (loadgp_blockage): Remove the "length" attribute.
12536 (blockage, set_got_version, update_got_version): Likewise.
12537 (call_internal): Remove the "extended_mips16" attribute.
12538 (call_value_internal, call_value_multiple_internal): Likewise.
12539 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12541 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12542 the "length" attribute.
12544 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12546 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12547 -Wcast-qual warnings.
12548 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12549 handle_pragma_pop_macro): Likewise.
12550 * collect2.c (resolve_lib_name): Likewise.
12551 * config/arc/arc.c (arc_init): Likewise.
12552 * config/arm/arm.c (neon_builtin_compare,
12553 locate_neon_builtin_icode): Likewise.
12554 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12555 * config/bfin/bfin.c (bfin_init_machine_status,
12556 bfin_optimize_loop): Likewise.
12557 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12558 * config/cris/cris.c (cris_init_expanders): Likewise.
12559 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12560 * config/darwin.c (machopic_indirection_eq,
12561 machopic_indirection_name, machopic_output_indirection): Likewise.
12562 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12563 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12564 frv_optimize_membar): Likewise.
12565 * config/i386/cygwin.h (mingw_scan,
12566 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12567 * config/i386/cygwin1.c (mingw_scan): Likewise.
12568 * config/i386/i386.c (machopic_output_stub): Likewise.
12569 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12570 i386_pe_unique_section): Likewise.
12571 * config/ia64/ia64.c (ia64_init_machine_status,
12572 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12574 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12575 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12576 * config/m68k/m68k.c (m68k_handle_option,
12577 m68k_sched_md_init_global): Likewise.
12578 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12579 mcore_unique_section): Likewise.
12580 * config/mips/mips.c (mips_block_move_straight,
12581 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12583 * config/mmix/mmix.c (mmix_init_machine_status,
12584 mmix_encode_section_info): Likewise.
12585 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12586 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12587 print_operand_address, output_toc, redefine_groups,
12588 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12589 * config/s390/s390.c (s390_init_machine_status): Likewise.
12590 * config/score/score.c (score_block_move_straight,
12591 score_block_move_loop_body): Likewise.
12592 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12593 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12594 * emit-rtl.c (find_auto_inc): Likewise.
12595 * gcc.c (translate_options, process_command): Likewise.
12596 * reorg.c (dbr_schedule): Likewise.
12597 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12598 * xcoffout.c (xcoffout_declare_function): Likewise.
12600 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12602 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12603 ipa-pta working again.
12605 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12607 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12610 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12612 * config.gcc (powerpc*-*-*): Add new core e500mc.
12613 * config/rs6000/e500mc.md: New file.
12614 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12616 (rs6000_override_options): Add e500mc case to
12617 processor_target_table. Altivec and Spe options not allowed
12618 with e500mc. Add isel instruction to e500mc by
12619 default. Initialize rs6000_cost for e500mc.
12620 (rs6000_issue_rate): Set issue rate for e500mc.
12621 * config/rs6000/rs6000.h (processor_type): Add
12622 PROCESSOR_PPCE500MC.
12623 (ASM_CPU_SPEC): Add e500mc.
12624 Set TARGET_ISEL to rs6000_isel.
12625 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12626 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12627 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12629 * doc/invoke.texi: Add e500mc to list of cpus.
12631 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12634 * c-lex.c (lex_charconst): Initialize unsignedp.
12636 2008-06-27 Olivier Hainque <hainque@adacore.com>
12638 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12639 documented assumptions.
12641 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12643 * dwarf2out.c: Remove trailing white spaces. Break long line
12646 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12648 * libfuncs.h (LTI_synchronize): New libfunc_index.
12649 (synchronize_libfunc): Declare.
12650 * builtins.c (expand_builtin_synchronize): Consider using
12651 synchronize_libfunc before falling back on an asm blockage.
12652 * config/mips/mips.c: Include libfuncs.h
12653 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12655 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12657 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12658 parameter. Copy stack_reg to r11 where appropriate.
12659 (no_global_regs_above): Add gpr parameter.
12660 (rs6000_stack_info): Only add padding for SPE save area if we
12661 are saving SPE GPRs and CR.
12662 (saveres_routine_syms): New variable.
12663 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12665 (rs6000_savres_routine_sym): New function.
12666 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12668 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12669 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12670 Tweak FPR out-of-line saving.
12671 (rs6000_make_savres_rtx): New function.
12672 (rs6000_use_multiple_p): New function.
12673 (rs6000_savres_strategy): New function.
12674 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12675 out-of-line if appropriate.
12676 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12677 if we are optimizing for size.
12678 (GP_SAVE_INLINE): Define.
12679 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12680 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12681 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12682 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12683 (*save_fpregs_<mode>): Add use of r11.
12684 (*restore_gpregs_<mode>): New insn.
12685 (*return_and_restore_gpregs_<mode>): New insn.
12686 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12688 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12689 (*restore_gpregs_spe): New insn.
12690 (*return_and_restore_gpregs_spe): New insn.
12691 * config/rs6000/predicates.md (save_world_operation): Fix check.
12693 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12695 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12696 this point, so assert that.
12698 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12700 * cfganal.c: Include vec.h and vecprim.h.
12701 (compute_idf): Import from...
12702 * tree-into-ssa (compute_idf): ...here.
12703 * basic-block.h (compute_idf): Export.
12705 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12707 * c-decl.c (merge_decls): Use !current_function_decl to check for
12708 extern declaration of C99 inline function being at file scope.
12710 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12712 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12714 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12716 * alias.c (record_alias_subset, init_alias_analysis): Fix
12717 -Wc++-compat and/or -Wcast-qual warnings.
12718 * attribs.c (lookup_attribute_spec): Likewise.
12719 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12720 copy_bb, connect_traces,
12721 find_rarely_executed_basic_blocks_and_cr): Likewise.
12722 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12723 note_btr_set, migrate_btr_defs): Likewise.
12724 * builtins.c (result_vector, expand_builtin_memcpy,
12725 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12726 builtin_memset_read_str, expand_builtin_printf,
12727 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12729 * caller-save.c (mark_set_regs): Likewise.
12730 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12731 * cgraph.c (cgraph_edge): Likewise.
12732 * combine.c (likely_spilled_retval_1): Likewise.
12733 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12734 htab_counts_entry_del, get_coverage_counts): Likewise.
12735 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12736 new_cselib_val): Likewise.
12737 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12738 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12740 * df-core.c (df_compact_blocks): Likewise.
12741 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12742 * df-scan.c (df_grow_reg_info, df_ref_create,
12743 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12744 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12745 df_record_entry_block_defs, df_record_exit_block_uses,
12746 df_bb_verify): Likewise.
12747 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12748 DF_REF_EXTRACT_MODE_CONST): New.
12749 * dominance.c (get_immediate_dominator, get_dominated_by,
12750 nearest_common_dominator, root_of_dom_tree,
12751 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12752 -Wc++-compat and/or -Wcast-qual warnings.
12753 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12754 record_store, replace_read, check_mem_read_rtx, scan_insn,
12755 dse_step1, dse_record_singleton_alias_set): Likewise.
12756 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12758 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12760 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12761 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12762 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12763 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12764 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12765 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12766 file_name_acquire, output_file_names, add_const_value_attribute,
12767 premark_used_types_helper, file_table_eq, file_table_hash,
12768 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12769 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12770 -Wcast-qual warnings.
12771 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12772 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12773 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12774 gen_reg_rtx, start_sequence, init_emit): Likewise.
12775 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12776 * except.c (init_eh_for_function, gen_eh_region,
12777 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12778 arh_to_landing_pad, arh_to_label, add_action_record,
12779 add_call_site, switch_to_exception_section): Likewise.
12780 * expmed.c (synth_mult): Likewise.
12781 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12782 store_expr): Likewise.
12783 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12785 * function.c (assign_stack_temp_for_type,
12786 allocate_struct_function, match_asm_constraints_1): Likewise.
12787 * gcov-io.c (gcov_allocate): Likewise.
12788 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12789 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12790 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12791 record_one_set, insert_expr_in_table, insert_set_in_table,
12792 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12793 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12794 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12795 -Wcast-qual warnings.
12797 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12799 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12800 -Wcast-qual warnings.
12801 * gcc.c (process_command): Likewise.
12802 * genattrtab.c (oballoc): Use XOBNEW.
12803 (oballocvec): Define.
12804 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12805 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12806 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12807 -Wc++-compat and/or -Wcast-qual warnings.
12808 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12809 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12810 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12811 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12812 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12813 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12814 add_excls, process_presence_absence_names,
12815 process_presence_absence_patterns, add_presence_absence,
12816 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12817 get_free_state, add_arc, get_free_automata_list_el,
12818 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12819 transform_3, cache_presence, create_ainsns, create_automata,
12820 create_state_ainsn_table, dfa_insn_code_enlarge,
12821 output_trans_func, output_min_issue_delay_func,
12822 output_dead_lock_func, output_reset_func,
12823 output_get_cpu_unit_code_func, output_dfa_start_func,
12824 expand_automata): Likewise.
12825 * genextract.c (gen_insn): Likewise.
12826 * gengtype-lex.l: Likewise.
12827 * gengtype.c (read_input_list, adjust_field_type,
12828 process_gc_options): Likewise.
12829 * genoutput.c (note_constraint): Likewise.
12830 * genpreds.c (mangle, add_constraint): Likewise.
12831 * genrecog.c (process_define_predicate, new_decision,
12832 add_to_sequence): Likewise.
12833 * gensupport.c (record_insn_name): Likewise.
12835 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12837 * config/i386/driver-i386.c (detect_caches_amd,
12838 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12839 and/or -Wcast-qual warnings.
12840 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12841 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12842 gt_pch_save): Likewise.
12843 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12844 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12845 * global.c (compute_regsets): Likewise.
12846 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12847 finish_graph_dump_file): Likewise.
12848 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12849 unlink_bb_notes): Likewise.
12850 * integrate.c (get_hard_reg_initial_val): Likewise.
12851 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12852 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12853 * local-alloc.c (update_equiv_regs): Likewise.
12854 * loop-invariant.c (check_invariant_table_size,
12855 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12857 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12858 altered_reg_used, mark_altered): Likewise.
12859 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12860 insert_var_expansion_initialization,
12861 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12862 release_var_copies): Likewise.
12863 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12864 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12865 analyze_accesses_for_phi_node, check_var_notmodified_p,
12866 check_allocation_function, find_sites_in_func,
12867 record_all_accesses_in_func, transform_access_sites,
12868 transform_allocation_sites): Likewise.
12869 * omp-low.c (new_omp_region, create_omp_child_function_name,
12870 check_omp_nesting_restrictions, check_combined_parallel,
12871 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12872 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12873 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12874 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12876 * opts-common.c (prune_options): Likewise.
12877 * opts.c (add_input_filename, print_filtered_help,
12878 get_option_state): Likewise.
12879 * params.c (add_params): Likewise.
12880 * passes.c (set_pass_for_id, next_pass_1,
12881 do_per_function_toporder, pass_fini_dump_file): Likewise.
12882 * postreload.c (reload_cse_simplify_operands): Likewise.
12883 * predict.c (tree_predicted_by_p, tree_predict_edge,
12884 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12886 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12888 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12890 * recog.c (check_asm_operands, validate_change_1): Likewise.
12891 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12892 subst_asm_stack_regs): Likewise.
12893 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12894 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12895 * regmove.c (reg_is_remote_constant_p): Likewise.
12896 * regrename.c (regrename_optimize, scan_rtx_reg,
12897 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12899 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12900 regstat_compute_calls_crossed): Likewise.
12901 * reload1.c (init_reload, new_insn_chain,
12902 has_nonexceptional_receiver, reload, copy_reloads,
12903 calculate_needs_all_insns, init_elim_table): Likewise.
12904 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12905 * rtl.c (shallow_copy_rtx_stat): Likewise.
12906 * rtlanal.c (parms_set): Likewise.
12907 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12908 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12909 * sched-ebb.c (earliest_block_with_similiar_load,
12910 add_deps_for_risky_insns): Likewise.
12911 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12912 schedule_region): Likewise.
12913 * see.c (eq_descriptor_pre_extension,
12914 hash_descriptor_pre_extension, hash_del_pre_extension,
12915 eq_descriptor_properties, hash_descriptor_properties,
12916 hash_del_properties, see_seek_pre_extension_expr,
12917 see_initialize_data_structures, see_print_register_properties,
12918 see_print_pre_extension_expr, see_delete_merged_def_extension,
12919 see_delete_unmerged_def_extension, see_emit_use_extension,
12920 see_pre_delete_extension, see_map_extension, see_commit_changes,
12921 see_analyze_merged_def_local_prop,
12922 see_analyze_merged_def_local_prop,
12923 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12924 see_set_prop_merged_def, see_set_prop_unmerged_def,
12925 see_set_prop_unmerged_use, see_print_one_extension,
12926 see_merge_one_use_extension, see_merge_one_def_extension,
12927 see_store_reference_and_extension, see_update_uses_relevancy,
12928 see_update_defs_relevancy): Likewise.
12929 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12930 hash_statistics_free, curr_statistics_hash): Likewise.
12931 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12932 expand_asm_operands, expand_return, case_bit_test_cmp,
12933 expand_case): Likewise.
12934 * stor-layout.c (start_record_layout): Likewise.
12935 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12936 gt_pch_save_stringpool): Likewise.
12937 * tree-data-ref.c (hash_stmt_vertex_info,
12938 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12939 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12941 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12944 * config/i386/i386.md : Change constraints of HImode and QImode
12945 immediate operands from "i" to "n". Change SImode "ni" constraint to
12946 "i" and SImode "rmi" constraint to "g". Remove all constraints
12947 from const0_operand and const1_operand predicated operands.
12948 (i): Change QImode and HImode attribute from "i" to "n".
12949 (*subqi_2): Change HImode operands to QImode.
12952 2008-06-25 Olivier Hainque <hainque@adacore.com>
12954 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12957 2008-06-25 Richard Guenther <rguenther@suse.de>
12959 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12960 not overflow the result type.
12962 2008-06-25 Richard Guenther <rguenther@suse.de>
12964 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12965 (vn_lookup): Likewise.
12967 2008-06-25 Richard Guenther <rguenther@suse.de>
12969 PR tree-optimization/35518
12970 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12971 * tree-sra.c (instantiate_element): Use fold_build3 to build
12973 (try_instantiate_multiple_fields): Likewise.
12975 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12977 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12980 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12982 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12983 use_backchain_to_restore_sp to true
12984 if the offset of the link register save area would go over the 32k - 1
12985 offset limit of the load
12988 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12990 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12991 anchor for the type-punning blurb. Cross-reference "Structures
12992 unions enumerations and bit-fields implementation". Provide a
12993 cast-through-pointer example. Make final sentence self-contained.
12994 * doc/implement-c.texi (Structures unions enumerations and
12995 bit-fields implementation): Cross-reference the type-punning blurb
12996 in the -fstrict-aliasing documentation.
12998 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13000 PR middle-end/36594
13001 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13002 the memory instead of the memory itself for the save area.
13004 2008-06-24 Olivier Hainque <hainque@adacore.com>
13005 Nicolas Roche <roche@adacore.com>
13007 * gengtype.c (srcdir_len): size_t instead of int.
13008 (get_file_realbasename): New function. For F a filename, the real
13009 basename of F, with all the path components stripped.
13010 (get_file_srcdir_relative_path): New function. For F a filename, the
13011 relative path to F from $(srcdir).
13012 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13013 get_file_realbasename. Adjust the head comment.
13014 (get_prefix_langdir_index): New function. For F a filename, return the
13015 lang_dir_names[] relative index of the language directory that is
13017 (get_file_langdir): For F a filename, return the name of the language
13018 directory where F is located.
13019 (get_file_gtfilename): New function. The gt- output file name for an
13021 (get_output_file_with_visibility): Replace in-line computations with
13022 uses of get_file_gtfilename and get_prefix_langdir_index.
13023 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13025 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13027 PR tree-optimization/36504
13028 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13029 references without base address.
13031 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13033 PR middle-end/36584
13034 * calls.c (expand_call): Increase alignment for recursive functions.
13036 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13038 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13039 (TARGET_FUNCTION_VALUE): New define.
13040 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13041 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13043 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13045 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13046 (fmod<mode>3): Ditto.
13047 (remainderxf3): Ditto.
13048 (remainder<mode>3): Ditto.
13050 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13053 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13054 REG is a hard register.
13056 PR tree-optimization/36508
13057 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13058 499, don't check it at all in release compilers.
13060 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13062 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13063 together with SSE_TARGET_MATH to disable insn pattern.
13064 (*fop_<MODEF:mode>_2_i387): Ditto.
13065 (*fop_<MODEF:mode>_3_i387): Ditto.
13067 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13069 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13071 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13073 PR middle-end/34906
13074 * gimplify.c (gimplify_asm_expr): Check the return code of
13075 parse_output_constraint call, set function return and is_inout
13076 value if it failed.
13078 2008-06-22 Ian Lance Taylor <iant@google.com>
13080 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13081 (narrowest_signed_type): Likewise.
13082 * c-typeck.c (c_common_type): Change local variable mclass to enum
13084 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13085 tcc_comparison, not the tree code itself.
13086 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13087 (c_expand_expr): Cast modifier to enum expand_modifier.
13088 * c-common.h (C_RID_CODE): Add casts.
13089 (C_SET_RID_CODE): Define.
13090 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13091 (c_lex_one_token): Add cast to avoid warning.
13092 (c_parser_objc_type_name): Rename local typename to type_name.
13093 (check_no_duplicate_clause): Change code parameter to enum
13095 (c_parser_omp_var_list_parens): Change kind parameter to enum
13097 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13098 c_parser_omp_list_var_parens.
13099 (c_parser_omp_threadprivate): Likewise.
13100 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13101 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13102 * c-format.c (NO_FMT): Define.
13103 (printf_length_specs): Use NO_FMT.
13104 (asm_fprintf_length_specs): Likewise.
13105 (gcc_diag_length_specs): Likewise.
13106 (scanf_length_specs): Likewise.
13107 (strfmon_length_specs): Likewise.
13108 (gcc_gfc_length_specs): Likewise.
13109 (printf_flag_specs): Change 0 to STD_C89.
13110 (asm_fprintf_flag_specs): Likewise.
13111 (gcc_diag_flag_specs): Likewise.
13112 (gcc_cxxdiag_flag_specs): Likewise.
13113 (scanf_flag_specs): Likewise.
13114 (strftime_flag_specs): Likewise.
13115 (strfmon_flag_specs): Likewise.
13116 (print_char_table): Likewise.
13117 (asm_fprintf_char_table): Likewise.
13118 (gcc_diag_char_table): Likewise.
13119 (gcc_tdiag_char_table): Likewise.
13120 (gcc_cdiag_char_table): Likewise.
13121 (gcc_cxxdiag_char_table): Likewise.
13122 (gcc_gfc_char_table): Likewise.
13123 (scan_char_table): Likewise.
13124 (time_char_table): Likewis.
13125 (monetary_char_table): Likewise.
13126 * c-format.h (BADLEN): Likewise.
13128 2008-06-21 Ian Lance Taylor <iant@google.com>
13130 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13131 Define END_OF_BASE_TREE_CODES around inclusion.
13132 * tree.c (tree_code_type): New global array.
13133 (tree_code_length, tree_code_name): Likewise.
13134 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13135 $(lang_tree_files).
13136 (all-tree.def, s-alltree): New targets.
13137 (gencheck.h, s-gencheck): Remove.
13138 (tree.o): Depend upon all-tree.def.
13139 (build/gencheck.o): Remove gencheck.h dependency.
13140 (mostlyclean): Don't remove gencheck.h.
13141 * c-common.h (enum c_tree_code): Remove.
13142 * c-lang.c (tree_code_type): Remove.
13143 (tree_code_length, tree_code_name): Remove.
13144 * gencheck.c (tree_codes): Include all-tree.def, rather than
13145 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13147 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13149 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13150 (operator_name_info): Size to MAX_TREE_CODES.
13151 (assignment_operator_name_info): Likewise.
13152 * cp/cp-lang.c (tree_code_type): Remove.
13153 (tree_code_length, tree_code_name): Remove.
13154 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13155 (assignment_operator_name_info): Likewise.
13156 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13158 * cp/mangle.c (write_expression): Likewise.
13159 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13160 * fortran/f95-lang.c (tree_code_type): Remove.
13161 (tree_code_length, tree_code_name): Remove.
13162 * java/java-tree.h (enum java_tree_code): Remove.
13163 * java/lang.c (tree_code_type): Remove.
13164 (tree_code_length, tree_code_name): Remove.
13165 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13166 * objc/objc-act.h (enum objc_tree_code): Remove.
13167 * objc/objc-lang.c (tree_code_type): Remove.
13168 (tree_code_length, tree_code_name): Remove.
13169 * objcp/objcp-lang.c (tree_code_type): Remove.
13170 (tree_code_length, tree_code_name): Remove.
13171 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13172 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13173 * ada/misc.c (tree_code_type): Remove.
13174 (tree_code_length, tree_code_name): Remove.
13176 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13178 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13179 the grand_bitmap_obstack.
13181 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13183 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13184 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13185 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13186 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13187 move_stmt_r, new_label_mapper): Likewise.
13188 * tree-complex.c (cvc_lookup): Likewise.
13189 * tree-dfa.c (create_function_ann): Likewise.
13190 * tree-dump.c (dump_register): Likewise.
13191 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13192 find_phi_replacement_condition): Likewise.
13193 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13194 tree_function_versioning): Likewise.
13195 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13196 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13197 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13198 get_nonlocal_debug_decl, convert_nonlocal_reference,
13199 convert_nonlocal_omp_clauses, get_local_debug_decl,
13200 convert_local_reference, convert_local_omp_clauses,
13201 convert_nl_goto_reference, convert_nl_goto_receiver,
13202 convert_tramp_reference, convert_call_expr): Likewise.
13203 * tree-outof-ssa.c (contains_tree_r): Likewise.
13204 * tree-parloops.c (reduction_phi, initialize_reductions,
13205 eliminate_local_variables_1, add_field_for_reduction,
13206 add_field_for_name, create_phi_for_local_result,
13207 create_call_for_reduction_1, create_loads_for_reductions,
13208 create_stores_for_reduction, create_loads_and_stores_for_name):
13210 * tree-phinodes.c (allocate_phi_node): Likewise.
13211 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13212 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13213 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13214 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13215 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13216 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13217 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13218 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13219 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13220 vn_nary_op_insert): Likewise.
13221 * tree-ssa.c (redirect_edge_var_map_add,
13222 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13223 * tree-vectorizer.c (vectorize_loops): Likewise.
13224 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13225 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13226 tree_cons_stat, build1_stat, build_variant_type_copy,
13227 decl_init_priority_lookup, decl_fini_priority_lookup,
13228 decl_priority_info, decl_restrict_base_lookup,
13229 decl_restrict_base_insert, decl_debug_expr_lookup,
13230 decl_debug_expr_insert, decl_value_expr_lookup,
13231 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13232 type_hash_add, get_file_function_name, tree_check_failed,
13233 tree_not_check_failed, tree_range_check_failed,
13234 omp_clause_range_check_failed, build_omp_clause,
13235 build_vl_exp_stat): Likewise.
13236 * value-prof.c (gimple_histogram_value,
13237 gimple_duplicate_stmt_histograms): Likewise.
13238 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13239 unshare_variable, variable_union_info_cmp_pos, variable_union,
13240 dataflow_set_different_1, dataflow_set_different_2,
13241 vt_find_locations, variable_was_changed, set_variable_part,
13242 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13243 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13244 section_entry_hash, object_block_entry_eq,
13245 object_block_entry_hash, create_block_symbol,
13246 initialize_cold_section_name, default_function_rodata_section,
13247 strip_reg_name, set_user_assembler_name, const_desc_eq,
13248 build_constant_desc, output_constant_def, lookup_constant_def,
13249 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13250 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13251 default_internal_label): Likewise.
13252 * varray.c (varray_init, varray_grow): Likewise.
13253 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13255 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13257 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13258 operators for "test" insn. Macroize insn using SWI mode macro.
13259 (*jcc_fused_2): Ditto.
13260 (*jcc_fused_3): Macroize insn using SWI mode macro.
13261 (*jcc_fused_4): Ditto.
13263 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13265 * tree-ssa-pre.c: Fix typo in comment.
13266 (init_antic, fini_antic): Add explicit funtions for
13267 initializing and deinitializing ANTIC and AVAIL sets.
13268 (create_expression_by_pieces): Fix typo in comment.
13269 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13270 (execute_pre): Eventually dump details about ANTIC_IN.
13272 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13274 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13275 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13276 add_to_obstack, file_at_path, find_a_file, execute,
13277 add_preprocessor_option, add_assembler_option, add_linker_option,
13278 process_command, insert_wrapper, do_option_spec, do_self_spec,
13279 spec_path, do_spec_1, is_directory, main, used_arg,
13280 getenv_spec_function): Likewise.
13281 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13282 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13285 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13287 * doc/rtl.texi: Updated subreg section.
13289 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13292 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13293 node->needed and node->reachable.
13294 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13295 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13296 (expand_task_call): Don't call expand_task_copyfn.
13297 (expand_task_copyfn): Renamed to...
13298 (finalize_task_copyfn): ... this.
13300 2008-06-19 Jan Hubicka <jh@suse.cz>
13302 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13303 clobbering framepointer.
13305 2008-06-19 Jan Hubicka <jh@suse.cz>
13307 * tree-optimize.c (execute_early_local_optimizations): Set
13308 cgraph_state only at first invocation.
13310 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13312 * system.h (-Wc++-compat): Activate as a warning, no an error.
13314 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13316 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13317 instead of "#" in insn asm template.
13318 (*jcc_fused_2): Ditto.
13320 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13322 * config/i386/i386.h (ix86_tune_indices)
13323 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13324 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13325 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13326 (*jcc_fused_2): Ditto.
13327 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13328 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13329 (print operand): Handle 'E' and 'e' code.
13331 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13333 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13334 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13335 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13337 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13339 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13341 (cgraph_expand_function): Use local copy of decl.
13342 (cgraph_expand_all_functions): Remove redundant initialization of
13344 (cgraph_optimize): Reword internal_error message.
13346 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13348 * arm-protos.h (arm_return_in_memory): Remove public
13349 arm_return_in_memory() prototype.
13350 * arm.c (arm_return_in_memory): Add static prototype, add target
13351 hook macro, change definition and comments.
13352 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13354 2008-06-19 Ben Elliston <bje@au.ibm.com>
13356 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13357 real.c: Remove references to IEEE 754R.
13358 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13359 * doc/libgcc.texi (Decimal float library routines): Likewise.
13361 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13363 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13364 (default_unwind_word_mode): Add prototype.
13365 * targhooks.c (default_unwind_word_mode): New function.
13366 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13367 instead of word_mode.
13368 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13369 (TARGET_INITIALIZER): Use it.
13371 * c-common.c (handle_mode_attribute): Support "unwind_word"
13373 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13375 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13376 word_mode to access SjLj_Function_Context member "data".
13377 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13378 conversion from targetm.eh_return_filter_mode () to
13379 targetm.unwind_word_mode () if they differ.
13381 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13382 (BT_FN_UNWINDWORD_PTR): New function type.
13383 (BT_FN_WORD_PTR): Remove.
13384 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13385 * except.c (expand_builtin_extend_pointer): Convert pointer to
13386 targetm.unwind_word_mode () instead of word_mode.
13388 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13389 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13390 (spu_unwind_word_mode): New function.
13391 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13392 (TARGET_UNWIND_WORD_MODE): Define.
13393 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13395 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13397 * config/spu/spu.c (reg_align): Remove.
13398 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13399 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13400 (spu_split_store): Likewise.
13402 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13404 * gcc/tree-vn.c: Fix typo in comment.
13406 2008-06-18 Jan Hubicka <jh@suse.cz>
13408 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13409 toplevel reorder too.
13411 2008-06-18 Jan Hubicka <jh@suse.cz>
13413 * c-opts.c (c_common_post_options): PCH is not compatible with
13415 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13416 -fno-toplevel-reorder by default now.
13418 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13420 PR documentation/30739
13421 * doc/install.texi (Prerequisites): Document dependency on awk.
13423 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13424 Ian Lance Taylor <iant@google.com>
13426 PR rtl-optimization/35604
13427 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13428 only want to change jump destinations, not eventual label comparisons.
13430 2008-06-16 Jan Hubicka <jh@suse.cz>
13432 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13434 (cgraph_analyze_function): Likewise.
13436 2008-06-16 Jan Hubicka <jh@suse.cz>
13438 * cgraph.h (cgraph_mark_if_needed): New function.
13439 * cgraphunit.c (cgraph_mark_if_needed): New function.
13440 * c-decl.c (duplicate_decl): Use it.
13442 2008-06-16 Jan Hubicka <jh@suse.cz>
13444 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13447 2008-06-16 Jan Hubicka <jh@suse.cz>
13449 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13451 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13452 Kazu Hirata <kazu@codesourcery.com>
13453 Maxim Kuvyrkov <maxim@codesourcery.com
13455 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13456 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13457 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13458 EXTRA_SPEC_FUNCTIONS.
13459 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13460 (DRIVER_SELF_SPECS): Adjust.
13461 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13462 * config/mips/st.h, config/mips/t-st: New.
13463 * config/mips/driver-native.c, config/mips/x-native: New.
13464 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13467 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13469 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13471 (ISA_HAS_FP_CONDMOVE): New macro.
13472 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13473 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13474 (ISA_HAS_NMADD3_NMSUB3): New macro.
13475 * config/mips/mips.c (mips_rtx_costs): Update.
13476 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13477 compiling for ST Loongson 2E/2F.
13478 (madd<mode>): Rename to madd4<mode>. Update.
13479 (madd3<mode>): New pattern.
13480 (msub<mode>): Rename to msub4<mode>. Update.
13481 (msub3<mode>): New pattern.
13482 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13483 (nmadd3<mode>): New pattern.
13484 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13485 (nmadd3<mode>_fastmath): New pattern.
13486 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13487 (nmsub3<mode>): New pattern.
13488 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13489 (nmsub3<mode>_fastmath): New pattern.
13490 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13492 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13494 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13495 (DF_REF_INSN_INFO): New.
13496 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13497 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13498 with a NULL DF_REF_INSN_INFO.
13499 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13501 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13502 DF_INSN_INFO_EQ_USES): New.
13503 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13504 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13505 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13506 * df-core.c: Update comment for above changes.
13507 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13508 DF_INSN_UID_* macros.
13509 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13510 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13511 insn rtx. Update all callers.
13512 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13513 df_ref_create_structure, df_insn_refs_collect): Likewise.
13514 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13515 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13516 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13517 macros to access the insn refs.
13518 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13519 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13520 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13521 for accessing the refs.
13522 (try_fwprop_subst): Likewise.
13523 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13524 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13525 for accessing the refs.
13526 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13527 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13528 to look at the insn refs.
13529 (record_uses): Likewise.
13530 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13532 (mark_artificial_uses): Don't mark_insn for artificial refs.
13533 (mark_reg_rependencies): Likewise.
13535 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13537 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13539 * configure: Regenerate.
13541 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13543 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13544 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13545 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13547 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13549 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13550 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13551 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13553 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13555 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13556 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13557 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13559 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13561 * tree-ssa-sccvn.c: Fix format of comments.
13563 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13565 * cgraph.c: Remove unneeded forward declarations of eq_node()
13568 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13570 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13572 (see_update_relevancy): Likewise.
13573 * fwprop.c (try_fwprop_subst): Likewise.
13574 * rtlanal.c (noop_move_p): Likewise.
13575 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13576 notes to non-existing libcall blocks.
13577 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13579 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13580 (dead_libcall_p): Remove.
13581 (delete_trivially_dead_insns): Don't use it.
13582 * web.c (union_defs): Remove comment about keeping nops.
13583 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13584 (compute_hash_table_work): Don't track libcall notes.
13585 (do_local_cprop): Don't take libcall pointers. Don't update
13587 (adjust_libcall_notes): Deleted.
13588 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13589 ever have existed in the first place).
13590 (replace_store_insn): Don't try to remove libcall notes.
13591 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13592 (resolve_reg_notes): Don't call them.
13593 (resolve_simple_move): Likewise.
13594 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13595 Don't remove REG_RETVAL notes.
13596 * emit-rtl.c (try_split): Don't update libcall notes.
13597 (emit_copy_of_insn_after): Dito.
13598 * cselib.c (cselib_current_insn_in_libcall): Remove.
13599 (cselib_process_insn): Don't set/clear it.
13600 (new_elt_loc_list): Don't record it.
13601 (cselib_init): Don't initialize it.
13602 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13603 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13605 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13606 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13607 (init_deps): Don't initialize it.
13608 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13609 * combine.c (delete_noop_moves): Don't update libcall notes.
13610 (can_combine_p): Remove now pointless #if 0 block.
13611 (try_combine): Remove another obsolete #if 0 block.
13612 (distribute_notes): Don't distribute libcall notes.
13613 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13614 * dce.c (libcall_dead_p): Remove.
13615 (delete_unmarked_insns): Don't handle libcall blocks.
13616 (preserve_libcall_for_dce): Remove.
13617 (prescan_insns_for_dce): Don't special-case libcall block insns.
13618 * reload1 (reload): Don't handle libcall notes.
13619 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13622 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13624 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13625 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13626 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13628 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13630 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13631 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13632 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13634 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13636 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13638 2008-06-16 Ira Rosen <irar@il.ibm.com>
13640 PR tree-optimization/36493
13641 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13642 the arguments list. Use VECTYPE to create vector pointer.
13643 (vectorizable_store): Fail if accesses through a pointer to vectype
13644 do not alias the original memory reference operands.
13645 Call vect_create_data_ref_ptr without the removed argument.
13646 (vectorizable_load): Likewise.
13647 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13650 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13653 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13654 reg_equiv_constant.
13656 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13658 * config/mips/loongson2ef.md: New file.
13659 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13660 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13661 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13662 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13663 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13665 (loongson2ef.md): New include.
13666 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13667 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13668 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13669 (loongson_gt_<mode>, loongson_extract_halfword)
13670 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13671 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13672 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13673 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13674 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13675 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13676 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13677 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13678 (vec_interleave_low<mode>): Define type attribute.
13679 * config/mips/mips.c (mips_ls2): New static variable.
13680 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13681 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13682 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13683 Implement target scheduling hooks.
13684 (mips_multipass_dfa_lookahead): Update to handle tuning for
13686 (mips_sched_init): Initialize data for Loongson scheduling.
13687 (mips_ls2_variable_issue): New static function.
13688 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13690 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13691 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13692 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13693 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13694 Handle ST Loongson 2E/2F cores.
13695 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13697 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13699 * omp-low.c (extract_omp_for_data): Fix comment typo.
13702 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13704 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13705 FIXME note about gcc/config.guess.
13706 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13707 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13708 * doc/cppopts.texi: Likewise.
13709 * doc/extend.texi: Likewise.
13710 * doc/gcc.texi: Likewise.
13711 * doc/gccint.texi: Likewise.
13712 * doc/gcov.texi: Likewise.
13713 * doc/gty.texi: Likewise.
13714 * doc/hostconfig.texi: Likewise.
13715 * doc/install.texi: Likewise.
13716 * doc/invoke.texi: Likewise.
13717 * doc/loop.texi: Likewise.
13718 * doc/makefile.texi: Likewise.
13719 * doc/md.texi: Likewise.
13720 * doc/passes.texi: Likewise.
13721 * doc/tm.texi: Likewise.
13722 * doc/tree-ssa.texi: Likewise.
13723 * doc/trouble.texi: Likewise.
13725 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13726 Nathan Sidwell <nathan@codesourcery.com>
13727 Maxim Kuvyrkov <maxim@codesourcery.com>
13728 Richard Sandiford <rdsandiford@googlemail.com>
13730 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13731 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13732 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13734 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13735 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13736 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13738 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13739 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13740 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13741 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13742 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13743 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13744 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13745 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13746 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13747 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13748 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13749 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13750 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13751 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13752 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13753 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13754 (mips_builtins): Add Loongson builtins.
13755 (mips_loongson_2ef_bdesc): New.
13756 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13757 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13758 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13759 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13761 (mips_expand_vector_init): New.
13762 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13763 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13765 * config/mips/mips.md: Add unspec numbers for Loongson
13766 builtins. Include loongson.md.
13767 (MOVE64): Include Loongson vector modes.
13768 (SPLITF): Include Loongson vector modes.
13769 (HALFMODE): Handle Loongson vector modes.
13770 * config/mips/loongson.md: New.
13771 * config/mips/loongson.h: New.
13772 * config.gcc: Add loongson.h header for mips*-*-* targets.
13773 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13775 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13777 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13778 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13779 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13780 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13781 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13782 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13783 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13784 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13785 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13786 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13787 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13788 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13789 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13790 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13791 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13792 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13793 Remove use_fixproto=yes.
13794 (ia64*-*-hpux*): Remove comment about using fixproto.
13795 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13797 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13799 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13801 * configure: Regenerate.
13803 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13805 PR middle-end/36520
13806 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13807 before evaluating it.
13809 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13812 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13813 nested inline functions.
13814 (start_decl, start_function): Don't invert DECL_EXTERNAL
13815 for nested inline functions.
13817 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13819 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13820 splits that must be made for correctness.
13822 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13824 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13825 (AVAIL_NON_MIPS16): Likewise.
13826 (mips_builtin_description): Replace target_flags with a predicate.
13827 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13828 (dspr2_32): New availability predicates.
13829 (MIPS_BUILTIN): New macro.
13830 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13831 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13832 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13833 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13834 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13835 (mips_dsp_32only_bdesc): Merge into...
13836 (mips_builtins): ...this new array.
13837 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13838 (mips_init_builtins): Update after above changes.
13839 (mips_expand_builtin_1): Merge into...
13840 (mips_expand_builtin): ...here and update after above changes.
13842 2008-06-12 Paul Brook <paul@codesourcery.com>
13844 * longlong.h (__arm__): Define count_leading_zeros.
13845 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13846 (clzsi2, clzdi2): New functions.
13847 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13848 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13849 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13850 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13851 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13852 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13853 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13854 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13855 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13856 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13858 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13860 * config/m68k/m68k.c (m68k_tune_flags): New.
13861 (override_options): Compute m68k_tune_flags.
13862 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13863 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13865 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13867 PR middle-end/36506
13868 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13870 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13872 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13873 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13875 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13877 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13878 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13880 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13882 PR middle-end/36506
13883 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13886 2008-06-12 Richard Guenther <rguenther@suse.de>
13888 PR tree-optimization/36345
13889 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13890 add memory_tag_needed flag.
13891 (may_alias_p): Declare.
13892 * tree-ssa-alias.c (may_alias_p): Export.
13893 (set_initial_properties): Use memory_tag_needed flag.
13894 (update_reference_counts): Likewise.
13895 (reset_alias_info): Reset memory_tag_needed flag.
13896 (create_name_tags): Check memory_tag_needed flag.
13897 (dump_points_to_info_for): Dump it.
13898 * tree-ssa-structalias.c (struct variable_info): Remove
13899 directly_dereferenced flag.
13900 (new_var_info): Do not initialize it.
13901 (process_constraint_1): Do not set it.
13902 (update_alias_info): Set is_dereferenced flag.
13903 (set_uids_in_ptset): Use may_alias_p.
13904 (set_used_smts): Check memory_tag_needed flag.
13905 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13906 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13907 memory_tag_needed flag.
13908 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13909 from broken design.
13911 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13913 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13914 red zone for w64 abi.
13915 (ix86_expand_prologue): Likewise.
13916 (ix86_force_to_memory): Likewise.
13917 (ix86_free_from_memory): Likewise.
13919 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13922 * config/rs6000/rs6000.c (rs6000_override_options): Set
13923 rs6000_isel conditionally to the absence of comand line override.
13924 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13925 Remove duplicate rs6000_isel setting.
13926 * config/rs6000/eabispe.h: Ditto.
13928 2008-06-11 Richard Guenther <rguenther@suse.de>
13930 * alias.c (get_alias_set): Use the element alias-set for arrays.
13931 (record_component_aliases): For arrays and vectors do nothing.
13932 * c-common.c (strict_aliasing_warning): Handle the cases
13933 of alias set zero explicitly.
13934 * Makefile.in (dfp.o-warn): Add -Wno-error.
13936 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13938 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13940 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13941 tune_32 tune_64 to supported_defaults. Allow values not
13942 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13943 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13944 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13945 with_cpu_64 to generic for 64-bit-supporting configurations, not
13946 with_cpu. Remove FIXMEs.
13947 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13948 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13949 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13950 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13951 arch_32 and arch_64.
13953 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13954 Olivier Hainque <hainque@adacore.com>
13956 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13957 Use DECL_SIZE_UNIT to retrieve the size of the field.
13959 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13961 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13962 with function calls after declarations. Lay out
13963 neon_float_type_node before further use.
13965 2008-06-11 Richard Guenther <rguenther@suse.de>
13967 * tree-flow.h (may_point_to_global_var): Declare.
13968 * tree-ssa-alias.c (may_point_to_global_var): New function.
13969 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13971 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13973 * configure.ac: Teach that fido supports .debug_line.
13974 * configure: Regenerate.
13976 2008-06-10 Tom Tromey <tromey@redhat.com>
13978 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13981 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13983 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13984 (encode_decimal64, decode_decimal64, encode_decimal128,
13985 decode_decimal128): Reverse order of 32-bit parts of value if host
13986 and target endianness differ.
13988 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13990 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13991 Avoid division by 0.
13992 (tree_mod_pow2_value_transform): Likewise.
13993 (tree_ic_transform): Likewise.
13994 (tree_stringops_transform): Likewise.
13995 (tree_mod_subtract_transform): Likewise.
13996 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13997 (copy_edges_for_bb): Likewise.
13998 (initialize_cfun): Likewise.
14000 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14002 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14003 nonmemory_operand. Add "N" operand constraint.
14005 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14006 (*jcc_btsi_mask): Ditto.
14007 (*jcc_btsi_mask_1): Ditto.
14009 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14011 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14012 TYPE_CANONICAL for copied element type.
14014 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14017 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14018 Add m_CORE2 and m_GENERIC.
14019 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14020 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14022 (*jcc_btdi_rex64): New instruction and split pattern.
14023 (*jcc_btsi): Ditto.
14024 (*jcc_btsi_1): Ditto.
14025 (*btsq): Fix Intel asm dialect operand order.
14029 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14031 PR middle-end/36447
14032 * simplify-rtx.c (simplify_subreg): Add check for shift count
14035 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14037 * doc/md.texi: Synchronize with later constraints.md change.
14038 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14039 with a C implementation.
14040 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14042 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14043 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14044 when moving to and from MD_REGNUM.
14045 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14046 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14047 Handle byte and halfword moves.
14048 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14050 * config/mips/constraints.md (h): Turn into NO_REGS.
14051 (l, x): Update documentation.
14052 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14053 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14054 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14055 (HILO): New mode iterator.
14057 (any_div): New code iterator.
14058 (u): Extend code attribute to div and udiv.
14059 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14060 d_operand in the splitters. Remove redundant CONST_INT checks.
14061 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14062 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14063 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14064 accordingly, using normal moves instead of unspecs to move LO into
14065 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14066 (<u>mulsidi3): Handle expansion in C code.
14067 (<u>mulsidi3_32bit_internal): Rename to...
14068 (<u>mulsidi3_32bit): ...this.
14069 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14070 (*<u>mulsidi3_64bit): Rename to...
14071 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14072 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14073 to set LO and HI to the multiplication result. Use a normal move
14074 for MFLO and an unspec for MFHI.
14075 (*<u>mulsidi3_64bit_parts): Replace with...
14076 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14077 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14078 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14079 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14080 instead of HI. Split the instruction into a separate multiplication
14081 and MFHI if !TARGET_FIX_R4000.
14082 (<su>muldi3_highpart): Likewise.
14083 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14084 and the "=h" clobber.
14085 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14086 (<u>mulditi3): New expander.
14087 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14088 (madsi): Remove "=h" clobber.
14089 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14090 Force the modulus result to be a GPR and split the instruction into
14091 a division followed by an MFHI after reload.
14092 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14093 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14094 the MIPS16 HIGH define_split.
14095 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14096 of acc<->gpr moves to "multi".
14097 (*movdi_64bit): Replace the single "x" alternative with
14098 alternatives for moving into and out of "a".
14099 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14100 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14101 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14102 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14103 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14104 (movti): New expander.
14105 (*movti, *movti_mips16): New insns.
14106 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14107 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14108 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14109 * config/mips/predicates.md (fpr_operand): Delete.
14110 (d_operand): New predicate.
14112 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14114 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14115 failure on some Bourne shells.
14116 (x86_64-*-*): Ditto.
14118 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14120 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14122 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14124 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14125 (sparc-sun-solaris2*): Likewise.
14127 2008-06-09 Arnaud Charlet <charlet@adacore.com
14129 * doc/install.texi: Update requirements to build the Ada compiler.
14131 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14133 * df-scan.c (struct df_scan_problem_data): Remove the
14134 mw_link_pool alloc pool.
14135 (df_scan_free_internal): Don't free it.
14136 (df_scan_alloc): Don't allocate it.
14137 * df.h (struct df_link): Update comment.
14139 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14141 * except.h: Correct checks for when SJLJ exceptions must be used.
14143 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14145 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14148 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14150 PR tree-optimization/36218
14151 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14152 configure for the build system.
14153 (BUILD_LDFLAGS): Define.
14154 * configure: Regenerate.
14155 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14157 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14160 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14161 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14162 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14164 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14166 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14168 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14170 * config.gcc (Obsolete configurations): Remove list of
14172 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14173 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14174 targets matched by those patterns.
14175 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14176 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14177 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14178 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14179 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14180 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14181 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14182 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14183 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14184 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14185 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14186 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14187 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14188 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14189 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14190 Make code for Solaris 7 and greater unconditional for Solaris.
14191 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14192 Remove --with-* handling.
14193 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14194 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14195 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14196 LINK_OS_WINDISS_SPEC): Remove.
14197 * config/rs6000/sysv4.opt (mwindiss): Remove.
14198 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14199 * configure: Regenerate.
14200 * doc/cpp.texi: Don't mention BeOS.
14201 * doc/extend.texi (interrupt): Don't mention MS1.
14202 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14203 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14204 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14205 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14206 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14208 * doc/invoke.texi (MT Options): Remove.
14209 (-mwindiss): Remove.
14210 (CRIS Options): Remove cris-axis-aout references.
14211 (HPPA Options): Don't mention hppa1.1-*-pro.
14212 * doc/md.texi: (MorphoTech family): Remove.
14213 * libgcc2.c: Don't handle UWIN.
14214 * config/alpha/t-unicosmk: Remove.
14215 * config/alpha/unicosmk.h: Remove.
14216 * config/arm/kaos-arm.h: Remove.
14217 * config/arm/kaos-strongarm.h: Remove.
14218 * config/arm/strongarm-coff.h: Remove.
14219 * config/arm/strongarm-elf.h: Remove.
14220 * config/arm/strongarm-pe.h: Remove.
14221 * config/arm/t-strongarm-pe: Remove.
14222 * config/arm/t-xscale-coff: Remove.
14223 * config/arm/t-xscale-elf: Remove.
14224 * config/arm/xscale-coff.h: Remove.
14225 * config/arm/xscale-elf.h: Remove.
14226 * config/chorus.h: Remove.
14227 * config/cris/aout.h: Remove.
14228 * config/cris/aout.opt: Remove.
14229 * config/cris/t-aout: Remove.
14230 * config/i386/beos-elf.h: Remove.
14231 * config/i386/kaos-i386.h: Remove.
14232 * config/i386/ptx4-i.h: Remove.
14233 * config/i386/sco5.h: Remove.
14234 * config/i386/sco5.opt: Remove.
14235 * config/i386/sysv4-cpp.h: Remove.
14236 * config/i386/sysv5.h: Remove.
14237 * config/i386/t-beos: Remove.
14238 * config/i386/t-sco5: Remove.
14239 * config/i386/t-uwin: Remove.
14240 * config/i386/uwin.asm: Remove.
14241 * config/i386/uwin.h: Remove.
14242 * config/kaos.h: Remove.
14243 * config/mips/windiss.h: Remove.
14244 * config/mt: Remove directory.
14245 * config/pa/pa-osf.h: Remove.
14246 * config/pa/pa-pro-end.h: Remove.
14247 * config/pa/t-pro: Remove.
14248 * config/ptx4.h: Remove.
14249 * config/rs6000/beos.h: Remove.
14250 * config/rs6000/kaos-ppc.h: Remove.
14251 * config/rs6000/t-beos: Remove.
14252 * config/rs6000/windiss.h: Remove.
14253 * config/sh/kaos-sh.h: Remove.
14254 * config/sol2-6.h: Remove.
14255 * config/sparc/sol26-sld.h: Remove.
14256 * config/sparc/sysv4-only.h: Remove.
14257 * config/vax/bsd.h: Remove.
14258 * config/vax/t-memfuncs: Remove.
14259 * config/vax/ultrix.h: Remove.
14260 * config/vax/vaxv.h: Remove.
14261 * config/windiss.h: Remove.
14263 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14265 PR rtl-optimization/36438
14266 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14267 for vector shifts with constant scalar shift operands.
14269 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14271 * doc/invoke.texi: Document -march=xlr.
14272 * config/mips/xlr.md: New file.
14273 * config/mips/mips.md: Include it.
14275 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14276 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14277 (mips_rtx_cost_data): Likewise.
14279 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14281 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14282 PRE_INC and PRE_DEC cases.
14284 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14286 PR rtl-optimization/36419
14287 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14288 the emitting jump insn.
14291 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14292 is not bool, boolify the whole *expr_p and convert to the desired type.
14294 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14296 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14297 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14298 Add omp_private_outer_ref hook, add another argument to
14299 omp_clause_default_ctor hook.
14300 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14301 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14302 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14303 hook_tree_tree_tree_tree_null.
14304 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14305 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14306 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14307 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14308 * tree.def (OMP_TASK): New tree code.
14309 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14310 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14311 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14312 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14313 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14314 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14315 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14316 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14317 (OMP_DIRECTIVE_P): Add OMP_TASK.
14318 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14319 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14320 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14321 and OMP_CLAUSE_UNTIED entries.
14322 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14324 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14325 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14326 * tree-pretty-print.c (dump_omp_clause): Handle
14327 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14328 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14329 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14330 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14331 warning about unsigned iterators. Change decl/init/cond/incr
14332 arguments to TREE_VECs, check arguments for all collapsed loops.
14333 (c_finish_omp_taskwait): New function.
14334 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14336 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14337 default_function_array_conversion on init. Add par_clauses argument.
14338 If decl is present in parallel's lastprivate clause, change it to
14339 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14340 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14341 collapse count in clauses.
14342 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14343 c_parser_omp_for_loop callers.
14344 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14345 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14346 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14347 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14349 (c_parser_omp_clause_schedule): Handle schedule(auto).
14350 Include correct location in the error message.
14351 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14352 and PRAGMA_OMP_CLAUSE_UNTIED.
14353 (OMP_TASK_CLAUSE_MASK): Define.
14354 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14355 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14356 * tree-nested.c (convert_nonlocal_omp_clauses,
14357 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14358 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14359 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14360 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14362 (conver_nonlocal_reference, convert_local_reference,
14363 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14364 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14365 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14366 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14367 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14368 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14369 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14370 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14371 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14373 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14374 * c-common.h (c_finish_omp_taskwait): New prototype.
14375 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14376 * tree-parloops.c (create_parallel_loop): Create 1 entry
14377 vectors for OMP_FOR_{INIT,COND,INCR}.
14378 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14379 (make_edges): Handle OMP_TASK.
14380 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14381 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14382 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14383 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14384 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14385 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14386 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14387 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14388 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14389 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14390 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14391 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14392 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14393 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14394 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14395 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14396 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14397 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14398 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14399 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14400 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14401 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14402 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14403 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14404 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14405 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14406 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14407 original iterator is present in lastprivate clause or if
14408 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14409 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14410 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14411 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14412 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14413 if it is set, lookup var in outer contexts too. Handle
14414 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14415 to be implicitly determined firstprivate for task regions.
14416 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14417 if it is set, lookup var in outer contexts too. Set
14418 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14419 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14420 OMP_CLAUSE_UNTIED. Take region_type as last argument
14421 instead of in_parallel and in_combined_parallel.
14422 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14424 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14425 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14426 (new_omp_context): Set default_kind to
14427 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14428 (omp_region_type): New enum.
14429 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14430 fields, add region_type.
14431 (new_omp_context): Take region_type as argument instead of is_parallel
14432 and is_combined_parallel.
14433 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14434 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14435 ctx->is_combined_parallel checks.
14436 (gimplify_omp_task): New function.
14437 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14439 * omp-low.c (extract_omp_for_data): Use schedule(static)
14440 for schedule(auto). Handle pointer and unsigned iterators.
14441 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14442 Add loops argument. Extract data for collapsed OMP_FOR loops.
14443 (expand_parallel_call): Assert sched_kind isn't auto,
14444 map runtime schedule to index 3.
14445 (struct omp_for_data_loop): New type.
14446 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14447 Add loop, loops, collapse and iter_type fields.
14448 (workshare_safe_to_combine_p): Disallow combined for if
14449 iter_type is unsigned long long. Don't combine collapse > 1 loops
14450 unless all bounds and steps are constant. Adjust extract_omp_for_data
14452 (expand_omp_for_generic): Handle pointer, unsigned and long long
14453 iterators. Handle collapsed OMP_FOR loops. Adjust
14454 for struct omp_for_data changes. If libgomp function doesn't return
14455 boolean_type_node, add comparison of the return value with 0.
14456 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14457 pointer, unsigned and long long iterators. Adjust for struct
14458 omp_for_data changes.
14459 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14460 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14461 unsigned long long. Allocate loops array, pass it to
14462 extract_omp_for_data. For collapse > 1 loops use always
14463 expand_omp_for_generic.
14464 (omp_context): Add sfield_map and srecord_type fields.
14465 (is_task_ctx, lookup_sfield): New functions.
14466 (use_pointer_for_field): Use is_task_ctx helper. Change first
14467 argument's type from const_tree to tree. Clarify comment.
14468 In OMP_TASK disallow copy-in/out sharing.
14469 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14470 (install_var_field): Add mask argument. Populate both record_type
14471 and srecord_type if needed.
14472 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14474 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14475 and DECL_FIELD_OFFSET.
14476 (scan_sharing_clauses): Adjust install_var_field callers. For
14477 firstprivate clauses on explicit tasks allocate the var by value in
14478 record_type unconditionally, rather than by reference.
14479 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14480 Use is_taskreg_ctx instead of is_parallel_ctx.
14481 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14482 (create_omp_child_function_name): Add task_copy argument, use
14483 *_omp_cpyfn* names if it is true.
14484 (create_omp_child_function): Add task_copy argument, if true create
14485 *_omp_cpyfn* helper function.
14486 (scan_omp_parallel): Adjust create_omp_child_function callers.
14487 Rename parallel_nesting_level to taskreg_nesting_level.
14488 (scan_omp_task): New function.
14489 (lower_rec_input_clauses): Don't run constructors for firstprivate
14490 explicit task vars which are initialized by *_omp_cpyfn*.
14491 Pass outer var ref to omp_clause_default_ctor hook if
14492 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14493 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14494 OMP_CLAUSE_REDUCTION_INIT.
14495 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14496 avoid duplicate setting of fields. Handle
14497 OMP_CLAUSE_PRIVATE_OUTER_REF.
14498 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14499 copy-out if TREE_READONLY, only copy-in.
14500 (expand_task_copyfn): New function.
14501 (expand_task_call): New function.
14502 (struct omp_taskcopy_context): New type.
14503 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14505 (lower_omp_parallel): Rename to...
14506 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14507 Call create_task_copyfn if srecord_type is needed. Adjust
14509 (task_shared_vars): New variable.
14510 (check_omp_nesting_restrictions): Warn if work-sharing,
14511 barrier, master or ordered region is closely nested inside OMP_TASK.
14512 Add warnings for barrier if closely nested inside of work-sharing,
14513 ordered, or master region.
14514 (scan_omp_1): Call check_omp_nesting_restrictions even for
14515 GOMP_barrier calls. Rename parallel_nesting_level to
14516 taskreg_nesting_level. Handle OMP_TASK.
14517 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14518 work-sharing construct, continue looking for them on parent parallel
14520 (lower_omp_for_lastprivate): Add lastprivate clauses
14521 to the beginning of dlist rather than end. Adjust for struct
14522 omp_for_data changes.
14523 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14524 not after it. Handle collapsed OMP_FOR loops, adjust for
14525 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14526 (get_ws_args_for): Adjust extract_omp_for_data caller.
14527 (scan_omp_for): Handle collapsed OMP_FOR
14528 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14529 (lower_omp_single_simple): If libgomp function doesn't return
14530 boolean_type_node, add comparison of the return value with 0.
14531 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14532 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14533 (parallel_nesting_level): Rename to...
14534 (taskreg_nesting_level): ... this.
14535 (is_taskreg_ctx): New function.
14536 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14537 of is_parallel_ctx.
14538 (execute_lower_omp): Rename parallel_nesting_level to
14539 taskreg_nesting_level.
14540 (expand_omp_parallel): Rename to...
14541 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14542 Call omp_task_call for OMP_TASK regions.
14543 (expand_omp): Adjust caller, handle OMP_TASK.
14544 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14546 * bitmap.c (bitmap_default_obstack_depth): New variable.
14547 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14548 if argument is NULL and bitmap_default_obstack is already initialized.
14549 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14551 * matrix-reorg.c (matrix_reorg): Likewise.
14553 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14555 * config/i386/i386.md (*indirect_jump): Macroize using P
14556 mode iterator. Remove !TARGET_64BIT from insn constraints.
14557 (*tablejump_1): Ditto.
14558 (*indirect_jump_rex64): Remove insn pattern.
14559 (*tablejump_1_rex64): Ditto.
14560 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14561 and eh_return_si insn patterns.
14563 2008-06-06 Richard Guenther <rguenther@suse.de>
14565 * tree-ssa-structalias.c (merge_smts_into): Remove.
14566 (find_what_p_points_to): Do not bother to compute the
14567 points-to set for pt_anything pointers.
14568 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14569 for pt_anything pointers is ok.
14571 2008-06-06 Jan Hubicka <jh@suse.cz>
14573 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14575 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14577 * cgraph.c: Fix typos in comments.
14578 (cgraph_availability_names): Fix string typo.
14579 * fold-const.c: Fix typos in comments.
14580 (fold_binary): Fix typo in warning.
14581 * genautomata.c: Fix typos in comments.
14582 (check_presence_pattern_sets): Fix typo in local variable.
14583 (output_description): Fix typo in output.
14584 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14585 * hwint.h: Likewise.
14586 * matrix-reorg.c (check_allocation_function): Likewise.
14587 * omega.c (smooth_weird_equations): Likewise.
14588 * auto-inc-dec.c: Fix typos in comments.
14589 * bb-reorder.c: Likewise.
14590 * builtins.c: Likewise.
14591 * c-common.c: Likewise.
14592 * c-cppbuiltin.c: Likewise.
14593 * c-parser.c: Likewise.
14594 * c-pretty-print.c: Likewise.
14595 * cfgcleanup.c: Likewise.
14596 * cfgexpand.c: Likewise.
14597 * cfghooks.c: Likewise.
14598 * cfglayout.c: Likewise.
14599 * cfgloopmanip.c: Likewise.
14600 * cgraphunit.c: Likewise.
14601 * coverage.c: Likewise.
14602 * dbxout.c: Likewise.
14603 * df-byte-scan.c: Likewise.
14604 * df-core.c: Likewise.
14605 * df-problems.c: Likewise.
14606 * df-scan.c: Likewise.
14608 * dominance.c: Likewise.
14609 * domwalk.c: Likewise.
14611 * dwarf2out.c: Likewise.
14612 * emit-rtl.c: Likewise.
14613 * et-forest.c: Likewise.
14614 * function.c: Likewise.
14615 * function.h: Likewise.
14617 * gcov-io.c: Likewise.
14618 * gcov.c: Likewise.
14619 * gcse.c: Likewise.
14620 * genattrtab.c: Likewise.
14621 * ggc-page.c: Likewise.
14622 * gimplify.c: Likewise.
14623 * gthr-lynx.h: Likewise.
14624 * haifa-sched.c: Likewise.
14625 * ipa-cp.c: Likewise.
14626 * ipa-inline.c: Likewise.
14627 * ipa-prop.h: Likewise.
14628 * ipa-pure-const.c: Likewise.
14629 * ipa-struct-reorg.c: Likewise.
14630 * ipa-struct-reorg.h: Likewise.
14631 * ipa-type-escape.c: Likewise.
14633 * loop-doloop.c: Likewise.
14634 * mips-tfile.c: Likewise.
14635 * mkmap-flat.awk: Likewise.
14636 * mkmap-symver.awk: Likewise.
14637 * modulo-sched.c: Likewise.
14638 * omp-low.c: Likewise.
14639 * optabs.c: Likewise.
14640 * optabs.h: Likewise.
14641 * opts.c: Likewise.
14642 * passes.c: Likewise.
14643 * postreload-gcse.c: Likewise.
14644 * postreload.c: Likewise.
14645 * predict.c: Likewise.
14646 * pretty-print.h: Likewise.
14647 * profile.c: Likewise.
14648 * protoize.c: Likewise.
14649 * ra-conflict.c: Likewise.
14650 * real.c: Likewise.
14651 * recog.c: Likewise.
14652 * regclass.c: Likewise.
14653 * regs.h: Likewise.
14654 * reload.c: Likewise.
14655 * rtl-error.c: Likewise.
14656 * rtlanal.c: Likewise.
14657 * scan.h: Likewise.
14658 * sched-rgn.c: Likewise.
14660 * stmt.c: Likewise.
14661 * target.h: Likewise.
14662 * tree-dfa.c: Likewise.
14663 * tree-eh.c: Likewise.
14664 * tree-flow-inline.h: Likewise.
14665 * tree-inline.c: Likewise.
14666 * tree-into-ssa.c: Likewise.
14667 * tree-loop-distribution.c: Likewise.
14668 * tree-nested.c: Likewise.
14669 * tree-parloops.c: Likewise.
14670 * tree-pass.h: Likewise.
14671 * tree-pretty-print.c: Likewise.
14672 * tree-profile.c: Likewise.
14673 * tree-scalar-evolution.c: Likewise.
14674 * tree-sra.c: Likewise.
14675 * tree-ssa-alias-warnings.c: Likewise.
14676 * tree-ssa-ccp.c: Likewise.
14677 * tree-ssa-coalesce.c: Likewise.
14678 * tree-ssa-dom.c: Likewise.
14679 * tree-ssa-dse.c: Likewise.
14680 * tree-ssa-forwprop.c: Likewise.
14681 * tree-ssa-live.c: Likewise.
14682 * tree-ssa-live.h: Likewise.
14683 * tree-ssa-loop-im.c: Likewise.
14684 * tree-ssa-loop-ivopts.c: Likewise.
14685 * tree-ssa-loop-niter.c: Likewise.
14686 * tree-ssa-loop-prefetch.c: Likewise.
14687 * tree-ssa-phiopt.c: Likewise.
14688 * tree-ssa-phiprop.c: Likewise.
14689 * tree-ssa-sccvn.c: Likewise.
14690 * tree-ssa-ter.c: Likewise.
14691 * tree-ssa-threadupdate.c: Likewise.
14692 * tree-ssa.c: Likewise.
14693 * tree-vect-analyze.c: Likewise.
14694 * tree-vect-transform.c: Likewise.
14695 * tree-vectorizer.c: Likewise.
14696 * tree-vn.c: Likewise.
14697 * tree-vrp.c: Likewise.
14698 * tree.c: Likewise.
14699 * tree.def: Likewise.
14700 * tree.h: Likewise.
14701 * unwind-dw2-fde.c: Likewise.
14702 * unwind.inc: Likewise.
14703 * value-prof.c: Likewise.
14704 * vmsdbgout.c: Likewise.
14706 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14708 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14709 always place FP constants in the TOC for TARGET_POWERPC64.
14710 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14712 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14714 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14715 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14716 enable for TARGET_E500_DOUBLE.
14717 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14718 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14719 floating-point modes like integer modes for E500 double.
14720 (rs6000_legitimate_offset_address_p): Likewise.
14721 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14722 addressing for DDmode for E500 double.
14723 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14724 modes as using 64-bits of registers for E500 double.
14725 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14726 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14727 specially for E500 double.
14728 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14729 TDmode for E500 double.
14730 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14731 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14732 (rs6000_split_multireg_move): Do not handle TDmode specially for
14734 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14735 using 64-bit registers for E500 double.
14736 (emit_frame_save): Do not handle DDmode specially for E500 double.
14737 (gen_frame_mem_offset): Likewise.
14738 (rs6000_function_value): Do not call spe_build_register_parallel
14739 for DDmode or TDmode.
14740 (rs6000_libcall_value): Likewise.
14741 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14742 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14745 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14747 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14750 2008-06-04 Junjie Gu <jgu@tensilica.com>
14752 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14753 comparison for frame pointers.
14755 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14758 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14760 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14763 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14764 register is already smaller or equal to required mode.
14766 2008-06-04 Xinliang David Li <davidxl@google.com>
14768 * tree-call-cdce.c: New file.
14769 (cond_dead_built_in_calls): New static variable.
14770 (input_domain): New struct.
14771 (check_pow): New function.
14772 (check_builtin_call): Ditto.
14773 (check_target_format): Ditto.
14774 (is_call_dce_candidate): Ditto.
14775 (gen_one_condition): Ditto.
14776 (gen_conditions_for_domain): Ditto.
14777 (get_domain): Ditto.
14778 (gen_conditions_for_pow_cst_base): Ditto.
14779 (gen_conditions_for_pow_int_base): Ditto.
14780 (gen_conditions_for_pow): Ditto.
14781 (get_no_error_domain): Ditto.
14782 (gen_shrink_wrap_conditions): Ditto.
14783 (shrink_wrap_one_built_in_call): Ditto.
14784 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14785 (tree_call_cdce): Ditto.
14786 (gate_call_cdce): Ditto.
14787 (pass_call_cdce): New gimple pass.
14788 * passes.c: (init_optimization_passes): New pass.
14789 * tree-pass.h: New pass declaration.
14790 * opts.c (decode_options): New flag setting.
14791 * common.opt: Add -ftree-builtin-call-dce flag.
14792 * Makefile.in: Add new source file.
14793 * tempvar.def: New tv_id.
14794 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14796 2008-06-04 Richard Guenther <rguenther@suse.de>
14798 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14799 (is_call_clobbered): Always check var_ann->call_clobbered.
14800 (mark_call_clobbered): Always set var_ann->call_clobbered.
14801 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14802 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14803 (reset_alias_info): Clear call clobbering info on MTAGs and
14805 (set_pt_anything): Set pt_global_mem.
14806 (create_tag_raw): Adjust comment.
14807 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14809 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14810 Maxim Kuvyrkov <maxim@codesourcery.com>
14812 * config/m68k/m68k.opt (mxgot): New option.
14813 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14814 (m68k_output_addr_const_extra): New.
14815 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14816 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14817 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14818 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14820 2008-06-04 Richard Guenther <rguenther@suse.de>
14822 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14823 negative or non-representable offsets.
14825 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14827 * config/i386/i386.c (ix86_gen_leave): New.
14828 (ix86_gen_pop1): Likewise.
14829 (ix86_gen_add3): Likewise.
14830 (ix86_gen_sub3): Likewise.
14831 (ix86_gen_sub3_carry): Likewise.
14832 (ix86_gen_one_cmpl2): Likewise.
14833 (ix86_gen_monitor): Likewise.
14834 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14835 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14836 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14837 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14838 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14839 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14840 (ix86_expand_epilogue): Updated.
14841 (print_operand): Handle integer register operand for 'z'.
14842 (ix86_expand_strlensi_unroll_1): Likewise.
14843 (ix86_expand_strlen): Likewise.
14844 (ix86_expand_builtin): Likewise.
14845 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14846 mov{q}/mov{l} and add{q}/add{l}.
14848 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14850 * config/i386/i386.md (P): New mode iterator.
14851 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14852 using P mode iterator.
14853 (DFmode push_operand splitter): Ditto.
14854 (XFmode push_operand splitter): Ditto.
14855 (DFmode float_extend SFmode push_operand splitter): Ditto.
14856 (XFmode float_extend SFmode push_operand splitter): Do not generate
14857 SImode pushes for 64bit target. Macroize Dimode and SImode
14858 pushes using P mode iterator.
14859 (XFmode float_extend DFmode push_operand splitter): Ditto.
14861 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14863 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14864 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14865 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14866 return type to int.
14867 (ix86_call_abi_override): Remove check for call_used_regs.
14869 2008-06-03 Richard Guenther <rguenther@suse.de>
14871 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14872 for the lhs of calls if the return type contains pointers.
14874 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14876 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14877 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14878 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14879 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14880 of cfun and DEFAULT_ABI to deceide abi mode.
14881 (DEFAULT_ABI): New.
14882 (REG_PARM_STACK_SPACE): Removed.
14883 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14884 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14885 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14886 (ix86_function_abi): Likewise.
14887 (ix86_function_type_abi): Likewise.
14888 (ix86_call_abi_override): Likewise.
14889 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14890 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14891 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14892 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14894 (X86_64_REGPARM_MAX): New.
14895 (X86_64_SSE_REGPARM_MAX): New.
14896 (X64_REGPARM_MAX): New.
14897 (X64_SSE_REGPARM_MAX): New.
14898 (X86_32_REGPARM_MAX): New.
14899 (X86_32_SSE_REGPARM_MAX): New.
14900 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14901 (ix86_function_regparm): Handle user calling abi.
14902 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14903 by DEFAULT_ABI versus SYSV_ABI check.
14904 (ix86_reg_parm_stack_space): New.
14905 (ix86_function_type_abi): New.
14906 (ix86_call_abi_override): New.
14907 (ix86_function_abi): New.
14908 (ix86_cfun_abi): New.
14909 (init_cumulative_args): Call abi specific initialization.
14910 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14911 (function_arg_64): Extend SSE_REGPARM_MAX check.
14912 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14913 (ix86_pass_by_reference): Likewise.
14914 (ix86_function_value_regno_p): Likewise.
14915 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14916 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14917 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14918 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14919 (setup_incoming_varargs_64): Adjust regparm for call abi.
14920 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14921 (ix86_va_start): Likewise.
14922 (ix86_gimplify_va_arg): Likewise.
14923 (ix86_expand_prologue): Likewise.
14924 (output_pic_addr_const): Likewise.
14925 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14926 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14927 (x86_output_mi_thunk): Likewise.
14928 (x86_function_profiler): Likewise.
14929 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14930 (SYSV_ABI, MS_ABI): New constants.
14931 (DEFAULT_ABI): New.
14932 (init_regs): Add prototype of function in regclass.c file.
14933 (OVERRIDE_ABI_FORMAT): New.
14934 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14935 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14936 (OUTGOING_REG_PARM_STACK_SPACE): New.
14937 (ix86_reg_parm_stack_space): New prototype.
14938 (CUMULATIVE_ARGS): Add call_abi member.
14939 (machine_function): Add call_abi member.
14940 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14941 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14943 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14946 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14947 (avr_builtin_setjmp_frame_value): New function.
14948 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14949 (nonlocal_goto): Define.
14951 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14953 * config/mips/mips.c (mips_emit_loadgp): Return early if
14954 there is nothing do to, otherwise emit a blockage if
14955 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14956 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14958 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14960 * configure.ac: Drop unneeded backslash ending up in config.in.
14961 * acinclude.m4: Likewise.
14962 * config.in: Regenerate.
14964 2008-05-26 Jan Hubicka <jh@suse.cz>
14966 * predict.c (maybe_hot_frequency_p): Break out of...
14967 (maybe_hot_bb_p): ... here.
14968 (maybe_hot_edge_p): New.
14969 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14970 * basic-block.h (maybe_hot_edge_p): Declare.
14972 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14974 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14975 (*cmpfp_<mode>_cc): Ditto.
14976 (*fp_jcc_8<mode>_387): Ditto.
14977 (*fop_<MODEF:mode>_2_i387): Ditto.
14978 (*fop_<MODEF:mode>_3_i387): Ditto.
14979 (*fop_xf_2_i387): Ditto.
14980 (*fop_xf_3_i387): Ditto.
14982 2008-06-02 Tomas Bily <tbily@suse.cz>
14984 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14986 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14988 * config/mips/mips.c (mips_valid_offset_p): New function.
14989 (mips_valid_lo_sum_p): Likewise.
14990 (mips_classify_address): Use them.
14991 (mips_force_address): New function.
14992 (mips_legitimize_address): Use it.
14993 * config/mips/mips.md (MOVE128): New mode iterator.
14994 (movtf): Require TARGET_64BIT. Remove empty strings.
14995 (*movtf_internal): Rename to...
14996 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14997 of "R" and use {,fp}{load,store} attributes instead of "multi".
14998 Use a separate define_split.
14999 (*movtf_mips16): New pattern.
15001 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15003 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15004 * config/mips/mips.c (mips_expand_before_return): New function.
15005 (mips_expand_epilogue): Call it.
15006 * config/mips/mips.md (return): Turn into a define_expand.
15007 (*return): New insn.
15009 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15011 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15012 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15013 functions. Do not emit uses and clobbers of CONCATs; individually
15014 use and clobber their operands.
15015 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15016 gen_clobber, emit_use and gen_use.
15017 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15018 (expand_builtin_return): Likewise.
15019 * cfgbuild.c (count_basic_blocks): Likewise.
15020 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15021 * explow.c (emit_stack_restore): Likewise.
15022 * expmed.c (extract_bit_field_1): Likewise.
15023 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15024 (emit_move_multi_word, store_constructor): Likewise.
15025 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15026 (thread_prologue_and_epilogue_insns): Likewise.
15027 * lower-subreg.c (resolve_simple_move): Likewise.
15028 * optabs.c (widen_operand, expand_binop): Likewise.
15029 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15030 * reload.c (find_reloads): Likewise.
15031 * reload1.c (eliminate_regs_in_insn): Likewise.
15032 * stmt.c (expand_nl_goto_receiver): Likewise.
15033 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15034 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15035 * config/arm/arm.c (arm_load_pic_register): Likewise.
15036 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15037 * config/arm/arm.md (untyped_return): Likewise.
15038 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15039 * config/avr/avr.c (expand_prologue): Likewise.
15040 * config/bfin/bfin.c (do_unlink): Likewise.
15041 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15042 * config/cris/cris.c (cris_expand_prologue): Likewise.
15043 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15044 (machopic_legitimize_pic_address): Likewise.
15045 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15046 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15047 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15048 (ix86_expand_convert_uns_didf_sse): Likewise.
15049 (ix86_expand_vector_init_general): Likewise.
15050 * config/ia64/ia64.md (eh_epilogue): Likewise.
15051 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15052 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15053 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15054 (config/iq2000/iq2000.c): Likewise.
15055 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15056 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15057 (builtin_longjmp): Likewise.
15058 * config/mn10300/mn10300.md (call, call_value): Likewise.
15059 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15060 * config/pdp11/pdp11.md (abshi2): Likewise.
15061 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15062 * config/s390/s390.c (s390_emit_prologue): Likewise.
15063 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15064 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15065 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15066 * config/sh/sh.c (prepare_move_operands): Likewise.
15067 (output_stack_adjust, sh_expand_epilogue): Likewise.
15068 (sh_set_return_address, sh_expand_t_scc): Likewise.
15069 * config/sparc/sparc.c (load_pic_register): Likewise.
15070 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15071 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15072 * config/v850/v850.c (expand_epilogue): Likewise.
15074 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15076 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15077 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15078 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15079 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15080 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15081 stack pointer register.
15082 (output_movhi): Remove code for interrupt specific writing to the
15083 stack pointer register.
15085 2008-05-31 Richard Guenther <rguenther@suse.de>
15087 PR tree-optimization/34244
15088 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15089 (tree_expr_nonzero_warnv_p): Likewise.
15090 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15091 ssa_name_nonnegative_p.
15092 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15093 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15094 not tree_expr_nonzero_warnv_p.
15096 PR tree-optimization/36262
15098 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15100 PR tree-optimization/34244
15101 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15102 (record_numbers_of_iterations): New function.
15103 (execute_vrp): Cache the numbers of iterations of loops.
15104 * tree-scalar-evolution.c (scev_reset_except_niters):
15106 (scev_reset): Use scev_reset_except_niters.
15107 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15109 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15111 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15112 __WORKAROUND_RETS when appropriate.
15114 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15116 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15117 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15119 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15120 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15121 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15122 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15123 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15124 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15125 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15126 *fop_df_1_sse insn patterns using MODEF mode iterator.
15127 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15128 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15129 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15130 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15131 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15132 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15133 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15134 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15135 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15136 (*fop_xf_5_i387): Ditto.
15137 (*fop_xf_6_i387): Ditto.
15139 2008-05-30 Richard Guenther <rguenther@suse.de>
15141 * builtins.c (build_string_literal): Avoid generating
15142 a non-gimple_val result.
15144 2008-05-30 DJ Delorie <dj@redhat.com>
15146 * exec-tool.in: Use an environment variable (private) instead of a
15147 file (shared) as a semaphore, so as to not break parallel builds.
15149 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15151 * optabs.c (maybe_encapsulate_block): Remove.
15152 (emit_libcall_block): Adjust accordingly.
15153 * optabs.h (maybe_encapsulate_block): Remove prototype.
15155 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15156 Don't use maybe_encapsulate_block.
15158 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15160 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15161 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15162 rtx is a SYMBOL_REF before calling get_pool_constant.
15164 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15166 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15168 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15170 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15171 rather than OS names to choose INO_T_EQ definition.
15172 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15173 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15175 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15178 * config/darwin-f.c: New.
15179 * config/t-darwin: Added rule to build darwin-f.o.
15180 * config.gcc: Defined new variable, fortran_target_objs.
15181 (*-*-darwin*): Set fortran_target_objs.
15182 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15183 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15184 * configure: Regenerated.
15186 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15189 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15190 canonical type if needed.
15192 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15194 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15196 2008-05-29 Richard Guenther <rguenther@suse.de>
15198 PR tree-optimization/36343
15199 PR tree-optimization/36346
15200 PR tree-optimization/36347
15201 * tree-flow.h (clobber_what_p_points_to): Declare.
15202 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15203 pointed-to variable is dereferenced is irrelevant to whether
15204 the pointer can access the pointed-to variable.
15205 (clobber_what_p_points_to): New function.
15206 * tree-ssa-alias.c (set_initial_properties): Use it.
15207 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15208 call clobber check for NMTs.
15210 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15212 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15213 for printing gcov_type.
15215 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15217 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15218 and the eh region information.
15219 * value-prof.c (gimple_move_stmt_histograms): New function.
15220 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15222 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15224 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15226 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15228 * value-prof.c (tree_ic_transform): Print counts.
15229 * tree-profile.c (tree_gen_ic_func_profiler):
15230 Clear __gcov_indreict_call_callee variable to avoid misattribution
15233 2008-05-28 Rafael Espíndola <espindola@google.com>
15235 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15238 2008-05-28 Richard Guenther <rguenther@suse.de>
15240 PR tree-optimization/36339
15241 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15242 and clobbering code out of the loop.
15244 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15246 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15249 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15250 s390_contiguous_bitmask_p, s390_symref_operand_p,
15251 s390_check_symref_alignment, s390_reload_larl_operand,
15252 s390_reload_symref_address): New functions.
15253 (s390_branch_condition_mnemonic): Support compare and branch
15255 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15256 and 'W' constraints.
15257 (s390_secondary_reload): Add secondary reloads for unaligned
15258 symbol refs or symbol refs to floating point or QI/TI mode
15260 (legitimate_address_p): Accept symbol references as addresses.
15261 (s390_expand_insv): Use rotate and insert selected bits
15262 instruction for insv when building for z10.
15263 (print_operand_address): Handle symbol ref addresses.
15264 (print_operand): Output modifier 'c' added for signed byte values.
15265 (s390_encode_section_info): Mark symbol refs with
15266 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15268 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15269 (length attribute): RRF, RRR have 4 byte length.
15270 (FPALL, INTALL): New mode iterators added.
15271 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15272 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15273 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15274 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15275 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15276 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15277 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15278 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15280 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15281 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15282 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15283 reload<INTALL:mode><P:mode>_toreg_z10,
15284 reload<FPALL:mode><P:mode>_tomem_z10,
15285 reload<FPALL:mode><P:mode>_toreg_z10,
15286 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15287 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15288 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15289 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15291 (movmem, clrmem, cmpmem): New splitters added.
15293 * config/s390/predicates.md (larl_operand): Use
15294 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15295 SYMBOL_REF_ALIGN1_P.
15296 (s390_signed_integer_comparison,
15297 s390_unsigned_integer_comparison): New predicates.
15299 * config/s390/s390-protos.h (s390_check_symref_alignment,
15300 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15301 s390_reload_symref_address,
15302 s390_compare_and_branch_condition_mask): Prototypes added.
15304 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15305 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15306 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15308 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15310 * config/s390/s390.c (z10_cost): New cost function for z10.
15311 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15312 (s390_issue_rate): Adjust issue rate for z10.
15313 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15314 (processor_flags): Add PF_Z10.
15315 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15316 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15317 * gcc/config.gcc: Add z10.
15319 2008-05-28 Richard Guenther <rguenther@suse.de>
15321 PR tree-optimization/36291
15322 * tree-flow. h (struct gimple_df): Remove var_anns member.
15323 * tree-flow-inline.h (gimple_var_anns): Remove.
15324 (var_ann): Simplify.
15325 * tree-dfa.c (create_var_ann): Simplify.
15326 (remove_referenced_var): Clear alias info from var_anns of globals.
15327 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15328 (delete_tree_ssa): Clear alias info from var_anns of globals.
15329 Do not free var_anns.
15330 (var_ann_eq): Remove.
15331 (var_ann_hash): Likewise.
15333 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15335 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15336 and loongson2f entries.
15337 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15338 * config/mips/mips.h (processor_type): Add Loongson-2E
15339 and Loongson-2F entries.
15340 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15341 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15342 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15343 * doc/invoke.texi (MIPS Options): Document loongson2e
15344 and loongson2f processor names.
15346 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15350 * config/i386/i386.c (ix86_function_arg_boundary): Use
15351 alignment of canonical type.
15352 (ix86_expand_vector_move): Check unaligned memory access for
15355 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15357 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15358 Moved to the front of file.
15360 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15361 H.J. Lu <hongjiu.lu@intel.com>
15363 * dwarf2out.c (current_fde): New.
15365 (lookup_cfa:): Likewise.
15366 (dwarf2out_end_epilogue): Likewise.
15367 (dwarf2out_note_section_used): Likewise.
15369 2008-05-27 Michael Matz <matz@suse.de>
15372 * c.opt (Wenum-compare): New warning option.
15373 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15375 2008-05-27 Michael Matz <matz@suse.de>
15377 PR middle-end/36326
15378 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15380 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15381 into memory as tail calls.
15383 2008-05-27 Richard Guenther <rguenther@suse.de>
15385 PR tree-optimization/36339
15386 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15387 pointers cause all addressable variables to be call clobbered.
15389 2008-05-27 Richard Guenther <rguenther@suse.de>
15391 PR tree-optimization/36245
15392 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15394 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15396 * config/s390/s390.md: Replace all occurences of the 'm'
15397 constraint with 'RT'.
15399 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15401 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15403 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15405 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15406 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15407 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15409 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15411 * reload.c: (find_reloads): Skip alternatives according to the
15412 "enabled" attribute. Constify the constraint variable.
15413 * recog.c (get_attr_enabled): Add default implementation.
15414 (extract_insn): Set the alternative_enabled_p array
15415 in the recog_data struct.
15416 (preprocess_constraints, constrain_operands): Skip
15417 alternatives according to the "enabled" attribute
15418 * recog.h (struct recog_data): New field alternative_enabled_p.
15419 (skip_alternative): New inline function.
15420 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15421 (record_reg_classes): Skip alternative according to the
15422 "enabled" attribute.
15424 * doc/md.texi: Add documention for the "enabled" attribute.
15426 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15428 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15429 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15430 constraint with TARGET_MEM_CONSTRAINT.
15431 * recog.c (asm_operand_ok, preprocess_constraints,
15432 constrain_operands): Likewise.
15433 * regclass.c (record_reg_classes): Likewise.
15434 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15435 * reload1.c (maybe_fix_stack_asms): Likewise.
15436 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15437 * recog.h: Adjust comment.
15438 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15439 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15440 * doc/md.texi: Add a note to description of 'm' constraint.
15441 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15443 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15445 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15446 that the bitfield is of integral type before testing its precision.
15448 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15449 Sa Liu <saliu@de.ibm.com>
15451 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15452 __modti3, __udivti3, __umodti3 and __udivmodti4.
15453 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15454 that implement TImode mul and div functions.
15455 * config/spu/multi3.c: New. Implement __multi3.
15456 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15457 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15460 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15462 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15463 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15464 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15465 tls_sysv_suffix): New mode and mode attribute iterators.
15466 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15467 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15468 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15469 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15470 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15473 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15475 PR tree-optimization/36329
15476 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15477 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15478 * cgraphbuild.c (initialize_inline_failed): Use the latter
15479 macro in lieu of the former.
15480 * ipa-inline.c (cgraph_mark_inline): Likewise.
15481 (cgraph_decide_inlining_of_small_function): Likewise.
15482 (cgraph_decide_inlining): Likewise.
15483 (cgraph_decide_inlining_incrementally): Likewise.
15485 2008-05-26 Tristan Gingold <gingold@adacore.com>
15486 Anatoly Sokolov <aesok@post.ru>
15488 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15489 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15490 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15491 optimization for 'avr6' architecture.
15493 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15496 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15498 2008-05-26 Richard Guenther <rguenther@suse.de>
15500 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15501 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15503 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15505 PR middle-end/36253
15506 * caller-save.c (insert_restore): Verify alignment of spill space.
15507 (insert_save): Likewise.
15508 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15509 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15510 (STACK_SLOT_ALIGNMENT): Likewise.
15511 * function.c (LOCAL_ALIGNMENT): Removed.
15512 (get_stack_local_alignment): New.
15513 (assign_stack_local): Use it. Set alignment on stack slot.
15514 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15515 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15516 (STACK_SLOT_ALIGNMENT): New.
15517 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15518 stack slot in XFmode.
15520 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15522 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15525 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15526 argument operand in rax isn't removed.
15528 2008-05-26 Richard Guenther <rguenther@suse.de>
15530 PR middle-end/36300
15531 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15532 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15534 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15537 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15539 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15541 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15542 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15544 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15546 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15547 build a trampoline if we don't want one.
15548 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15549 return zero for nested functions if we don't want a trampoline.
15551 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15553 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15555 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15558 * c.opt: Removed undocumented option '-lang-fortran'.
15559 * c-common.h: Removed global variable 'lang_fortran'.
15560 * c-opts.c (c_common_handle_option): Removed code to handle
15561 option '-lang-fortran'. Updated includes.
15562 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15563 definition of '__GFORTRAN__'.
15564 (define__GNUC__): Reimplemented to use BASEVER and
15565 cpp_define_formatted.
15566 (builtin_define_with_value_n): Removed.
15567 * c-incpath.h: Renamed to ...
15568 * incpath.h: ... this.
15569 * c-incpath.c: Renamed to ...
15570 * incpath.c: ... this. Updated includes.
15571 * fix-header.c: Updated includes.
15572 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15573 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15574 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15576 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15578 * tree.h: Update the table of flags used on tree nodes.
15579 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15580 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15581 (FORCED_LABEL): Add access check.
15582 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15583 (ASM_INPUT_P): Likewise.
15584 (ASM_VOLATILE_P): Likewise.
15585 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15586 (OMP_SECTION_LAST): Access private_flag directly.
15587 (OMP_RETURN_NOWAIT): Likewise.
15588 (OMP_PARALLEL_COMBINED): Likewise.
15589 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15590 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15591 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15592 deprecated_flag directly.
15594 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15596 * final.c (frame_pointer_needed): Removed.
15597 * flags.h (frame_pointer_needed): Likewise.
15599 * function.h (rtl_data): Add frame_pointer_needed.
15600 (frame_pointer_needed): New.
15602 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15604 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15606 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15608 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15611 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15613 * c-common.c (strip_array_types): Move function to..
15615 (get_inner_array_type): Delete.
15616 * c-common.h (strip_array_types): Move declaration to..
15618 (get_inner_array_type): Delete.
15619 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15620 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15621 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15622 * config/pa/pa.c (emit_move_sequence): Likewise.
15624 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15626 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15629 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15631 * function.c: Include target hook for nonlocal_goto frame value.
15633 2008-05-24 Richard Guenther <rguenther@suse.de>
15635 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15636 variable can be only accessed through a pointer or a union.
15638 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15640 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15641 * doc/extend.texi: Likewise.
15643 2008-05-23 DJ Delorie <dj@redhat.com>
15645 * config/m32c/jump.md (untyped_call): Add.
15647 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15648 for A24 to PSImode.
15649 (m32c_address_cost): Detail costs for indirect offsets.
15651 2008-05-23 Rafael Espíndola <espindola@google.com>
15653 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15654 if a node is a SUBREG.
15655 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15658 2008-05-23 Paul Brook <paul@codesourcery.com>
15659 Carlos O'Donell <carlos@codesourcery.com>
15661 * doc/extend.texi: Clarify use of __attribute__((naked)).
15662 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15663 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15664 * function.c (use_register_for_decl): Use
15665 targetm.calls.allocate_stack_slots_for_args.
15666 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15667 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15668 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15670 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15672 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15674 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15676 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15677 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15678 is only rounded once.
15680 2008-05-23 Richard Guenther <rguenther@suse.de>
15682 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15684 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15685 Jakub Jelinek <jakub@redhat.com>
15688 * configure.ac: Handle --enable-cld.
15689 * configure: Regenerated.
15690 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15691 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15692 (ix86_current_function_needs_cld): New define.
15693 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15694 (cld): New isns pattern.
15695 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15696 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15697 * config/i386/i386.opt (mcld): New option.
15698 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15699 TARGET_CLD and ix86_current_function_needs_cld.
15700 (override_options): Use -mcld by default for 32-bit code if
15703 * doc/install.texi (Options specification): Document --enable-cld.
15704 * doc/invoke.texi (Machine Dependent Options)
15705 [i386 and x86-64 Options]: Add -mcld option.
15706 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15708 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15709 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15710 (return_in_memory_64): Likewise.
15711 (return_in_memory_ms_64): Likewise.
15713 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15715 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15716 * builtins.c (fold_builtin_fpclassify): New.
15717 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15718 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15719 * c-common.c (handle_type_generic_attribute): Adjust to accept
15720 fixed arguments before an elipsis.
15721 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15722 * doc/extend.texi: Document __builtin_fpclassify.
15724 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15726 * omp-low.c (gate_expand_omp_ssa): Remove.
15727 (pass_expand_omp_ssa): Remove.
15728 (gate_expand_omp): Do not check for flag_openmp_ssa.
15729 * common.opt (-fopenmp-ssa): Remove.
15730 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15732 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15734 * config/sh/sh.opt (mfixed-range): New option.
15735 * config/sh/sh-protos.h (sh_fix_range): Declare.
15736 * config/sh/sh.c (sh_fix_range): New function.
15737 * config/sh/sh.h (sh_fixed_range_str): Declare.
15738 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15740 * doc/invoke.texi (SH Options): Document -mfixed-range.
15742 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15744 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15745 it before the redeclaration.
15747 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15749 * config/avr/avr.c (get_sequence_length): Add new function.
15750 (expand_prologue, expand_epilogue): Remove duplicate code.
15752 2008-05-22 Rafael Espíndola <espindola@google.com>
15754 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15757 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15759 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15760 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15762 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15763 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15764 (vect_update_misalignment_for_peel): Likewise.
15765 (vector_alignment_reachable_p): Likewise.
15766 * tree-vect-transform.c (vectorizable_load): Likewise.
15767 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15768 (get_vectype_for_scalar_type): Pass mode of scalar_type
15769 to UNITS_PER_SIMD_WORD.
15771 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15772 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15773 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15774 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15775 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15777 2008-05-22 Ira Rosen <irar@il.ibm.com>
15779 PR tree-optimization/36293
15780 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15781 if the first load must be skipped because of a gap.
15783 2008-05-22 Richard Guenther <rguenther@suse.de>
15785 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15786 more cases of offset disambiguation that is possible if
15787 strict-aliasing rules apply.
15788 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15789 for basic offset and type-based disambiguation.
15791 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15793 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15794 ix86_expand_vector_set on V16QImode for SSE4.1.
15796 2008-05-21 Tom Tromey <tromey@redhat.com>
15798 * c.opt (Wimport): Mark as undocumented.
15799 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15801 (Warning Options): Likewise.
15802 * doc/cppopts.texi: Don't mention -Wimport.
15804 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15806 PR tree-optimization/36287
15807 PR tree-optimization/36286
15808 * lambda-code.c (build_access_matrix): Do not use the loop->num
15809 for computing the number of induction variables: use the loop depth
15812 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15815 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15816 option -f(no-)leading-underscore.
15818 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15820 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15821 GET_MODE_NUNITS (mode).
15823 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15825 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15826 (-mmulhw): Add 464 to description.
15827 (-mdlmzb): Likewise.
15828 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15829 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15831 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15832 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15833 * config/rs6000/rs6000.md: Update comments for 464.
15835 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15837 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15839 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15841 * config/i386/sse.md (vec_extractv4sf): Removed.
15842 (vec_extractv2df): Likewise.
15843 (vec_extractv2di): Likewise.
15844 (vec_extractv4si): Likewise.
15845 (vec_extractv8hi): Likewise.
15846 (vec_extractv16qi): Likewise.
15847 (vec_extract<mode>): New.
15849 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15851 * config/i386/sse.md (vec_setv4sf): Removed.
15852 (vec_setv2df): Likewise.
15853 (vec_setv2di): Likewise.
15854 (vec_setv4si): Likewise.
15855 (vec_setv8hi): Likewise.
15856 (vec_setv16qi): Likewise.
15857 (vec_set<mode>): New.
15859 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15861 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15862 goto for vec_concat and vec_interleave.
15864 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15866 * config/i386/sse.md (vec_initv4sf): Removed.
15867 (vec_initv2df): Likewise.
15868 (vec_initv2di): Likewise.
15869 (vec_initv4si): Likewise.
15870 (vec_initv8hi): Likewise.
15871 (vec_initv16qi): Likewise.
15872 (vec_init<mode>): New.
15874 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15876 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15878 2008-05-21 Tom Tromey <tromey@redhat.com>
15880 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15881 (zone_find_object_offset): Likewise.
15882 (gt_ggc_m_S): Likewise.
15883 (highest_bit): Likewise.
15884 * ggc-page.c (gt_ggc_m_S): New function.
15885 * stringpool.c (string_stack): Remove.
15886 (init_stringpool): Update.
15887 (ggc_alloc_string): Use ggc_alloc.
15888 (maybe_delete_ident): New function.
15889 (ggc_purge_stringpool): Likewise.
15890 (gt_ggc_m_S): Remove.
15891 * ggc-common.c (ggc_protect_identifiers): New global.
15892 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15893 ggc_protect_identifiers.
15894 * ggc.h (ggc_protect_identifiers): Declare.
15895 (gt_ggc_m_S): Update.
15896 (ggc_purge_stringpool): Declare.
15897 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15898 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15900 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15902 2008-05-21 David S. Miller <davem@davemloft.net>
15904 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15907 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15909 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15912 2008-05-20 David Daney <ddaney@avtrex.com>
15914 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15915 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15916 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15917 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15918 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15919 (atomic_hiqi_op): New define_code_iterator.
15920 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15921 mips_expand_compare_and_swap_12.
15922 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15923 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15924 (sync_<optab><mode>, sync_old_<optab><mode>,
15925 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15926 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15927 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15928 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15929 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15930 (test_and_set_12): New insn.
15931 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15932 sync_new_<optab><mode>, sync_old_nand<mode>,
15933 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15934 clobber to operand 0 for SI and DI mode insns.
15935 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15936 mips_gen_fn_4): New typedefs.
15937 (mips_gen_fn_ptrs): Define new union type.
15938 (mips_expand_compare_and_swap_12): Remove declaration.
15939 (mips_expand_atomic_qihi): Declare function.
15940 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15941 (mips_expand_atomic_qihi): ... this. Use new generator function
15943 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15944 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15945 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15946 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15947 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15948 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15949 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15950 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15951 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15952 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15955 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15957 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15960 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15962 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15963 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15964 (avr_attribute_table): Add 'OS_main' function attribute.
15965 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15966 functions with 'OS_main' attribute.
15968 2008-05-20 Richard Guenther <rguenther@suse.de>
15970 PR tree-optimization/35204
15971 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15972 helper, split out from ...
15973 (DFS): ... here. Make the DFS walk non-recursive.
15975 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15976 Jan Sjodin <jan.sjodin@amd.com>
15978 PR tree-optimization/36181
15979 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15980 (parallelize_loops): Don't parallelize when the loop has vector
15983 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15984 Sebastian Pop <sebastian.pop@amd.com>
15986 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15987 matrix, and never look at the tree representation of the memory
15989 (linear_transform_loops): Computes parameters and access matrices.
15990 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15992 (access_matrix_get_index_for_parameter): New.
15993 * tree-data-ref.h (struct access_matrix): New.
15994 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15995 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15996 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15997 am_vector_index_for_loop): New.
15998 (struct data_reference): Add field access_matrix.
15999 (DR_ACCESS_MATRIX): New.
16000 (compute_data_dependences_for_loop): Update declaration.
16001 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16002 * lambda.h (lambda_vector_vec_p): Declared.
16003 * lambda-code.c: Depend on pointer-set.h.
16004 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16005 av_for_af_base, av_for_af, build_access_matrix,
16006 lambda_compute_access_matrices): New.
16007 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16009 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16011 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16012 $SOURCEDIR/include.
16014 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16015 Sebastian Pop <sebastian.pop@amd.com>
16017 PR tree-optimization/36206
16018 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16020 (instantiate_scev_1): Rename flags to fold_conversions.
16021 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16022 outeside instantiation_loop.
16023 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16024 (evolution_function_is_affine_or_constant_p): Removed.
16025 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16027 (analyze_siv_subscript): Pass in the loop nest number.
16028 Call evolution_function_is_affine_in_loop instead of
16029 evolution_function_is_affine_p.
16030 (analyze_overlapping_iterations): Pass in the loop nest number.
16032 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16033 Sebastian Pop <sebastian.pop@amd.com>
16035 PR tree-optimization/36206
16036 * tree-chrec.h (chrec_fold_op): New.
16037 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16040 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16042 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16044 (remove_duplicates): Do not set inode on non-inode systems.
16047 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16049 * config.gcc (tm_file): Update comments about relative pathnames.
16051 2008-05-20 Richard Guenther <rguenther@suse.de>
16053 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16054 * tree-ssa-sccvn.c (process_scc): Likewise.
16055 * tree-ssa-sink.c (execute_sink_code): Likewise.
16056 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16057 * tree-vrp.c (process_assert_insertions): Likewise.
16058 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16059 (perform_tree_ssa_dce): Likewise.
16060 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16061 (dump_dominator_optimization_stats): Likewise.
16062 * tree-vectorizer.c (vectorize_loops): Likewise.
16064 2008-05-20 Richard Guenther <rguenther@suse.de>
16066 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16068 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16070 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16071 (ix86_i386elf_return_in_memory): Likewise.
16072 (ix86_i386interix_return_in_memory): Likewise.
16073 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16074 (SUBTARGET_RETURN_IN_MEMORY): New.
16075 * config/i386/i386elf.h: Likewise.
16076 * config/i386/ptx4-i.h: Likewise.
16077 * config/i386/sol2-10.h: Likewise.
16078 * config/i386/sysv4.h: Likewise.
16079 * config/i386/vx-common.h: Likewise.
16080 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16081 * config/i386/i386.c (ix86_return_in_memory): Made static and
16082 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16083 (ix86_i386elf_return_in_memory): Removed.
16084 (ix86_i386interix_return_in_memory): Removed.
16085 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16086 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16088 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16090 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16092 2008-05-19 Xinliang David Li <davidxl@google.com>
16094 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16096 * common.opt: Ditto.
16097 * doc/invoke.texi: Ditto.
16099 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16101 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16102 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16104 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16106 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16107 sizes of operand array from 8/4 to 4/2.
16108 (ix86_expand_vector_init_general): Change size of operand array
16109 from 32 to 16. Remove op0, op1 and half_mode.
16111 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16113 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16114 (ix86_expand_vector_init_interleave): Likewise.
16115 (ix86_expand_vector_init_general): Use them. Assert
16116 word_mode == SImode when n_words == 4.
16118 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16120 * config/i386/i386.c (ix86_secondary_reload): New static function.
16121 (TARGET_SECONDARY_RELOAD): New define.
16122 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16123 * config/i386/i386.md (reload_outqi): Remove.
16125 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16127 PR middle-end/35509
16128 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16129 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16130 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16131 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16132 (fold_builtin_1): Likewise.
16133 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16134 c-common.c (check_builtin_function_arguments): Handle
16135 BUILT_IN_ISINF_SIGN.
16136 * doc/extend.texi: Document __builtin_isinf_sign.
16137 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16139 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16141 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16142 EH cleanup at the end of the pass, search for those that have been
16143 turned into forwarder blocks and do the cleanup on their successor.
16145 2008-05-18 Richard Guenther <rguenther@suse.de>
16147 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16148 pointers to sizetype and vice versa.
16150 2008-05-18 Xinliang David Li <davidxl@google.com>
16152 * gcc/tree-ssa-dce.c: Coding style fix.
16153 (check_pow): Documentation comment.
16154 (check_log): Documenation comment. Coding style fix.
16155 (is_unnecessary_except_errno_call): Ditto.
16156 (gen_conditions_for_pow): Ditto.
16157 (gen_conditions_for_log): Ditto.
16158 (gen_shrink_wrap_conditions): Ditto.
16159 (shrink_wrap_one_built_in_calls): Ditto.
16160 * gcc/doc/invoke.texi: Better documentation string.
16161 * ChangeLog: Fix wrong change log entries from
16162 May 17 checkin on function call DCE.
16164 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16166 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16168 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16170 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16171 * df-problems.c (simulation routines): Fixed block comment to
16172 properly say how to add forwards scanning functions.
16174 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16176 * tree-inline.c (setup_one_parameter): Remove dead code.
16178 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16180 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16181 a BIT_AND_EXPR only for an INTEGER_TYPE.
16183 2008-05-17 Xinliang David Li <davidxl@google.com>
16185 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16186 (check_pow, check_log, is_unnecessary_except_errno_call): New
16187 functions to check for eliminating math functions that are pure
16188 except for setting errno.
16189 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16190 general condition expressions for shrink-wrapping pow/log calls.
16191 (gen_shrink_wrap_conditions): Ditto.
16192 (shrink_wrap_one_built_in_call): Ditto.
16193 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16194 (mark_operand_necessary): If debugging, output if OP is necessary.
16195 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16197 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16199 * gcc/common.opt: New user flag -ftree-builtin-dce.
16200 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16202 2008-05-16 David S. Miller <davem@davemloft.net>
16204 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16205 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16207 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16210 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16212 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16214 * ifcvt.c (dead_or_predicable): Rename
16215 df_simulate_one_insn_backwards to df_simulate_one_insn.
16216 * recog.c (peephole2_optimize): Ditto.
16217 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16219 * df.h: Rename df_simulate_one_insn_backwards to
16220 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16221 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16222 scanning of defs and uses.
16223 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16224 (df_simulate_one_insn_forwards): Removed.
16226 2008-05-16 Doug Kwan <dougkwan@google.com>
16228 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16230 (real_from_string): Handle NaNs and Inf as approriate.
16232 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16234 * doc/gty.texi (Source Files Containing Type Information): Note
16235 that headers should appear first in the gtfiles list.
16237 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16239 * tree.def (COND_EXEC): Properly documented this code.
16241 2008-05-16 Diego Novillo <dnovillo@google.com>
16243 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16244 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16247 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16249 * tree-ssa-dse (max_stmt_uid): Removed.
16250 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16251 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16252 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16253 * function.h (cfun.last_stmt_uid): New field.
16254 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16255 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16257 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16258 (create_stmt_ann): Initialize the ann->uid field.
16259 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16261 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16263 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16265 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16266 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16267 (init_empty_tree_cfg): Call it.
16269 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16271 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16274 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16276 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16277 * tree-dump.c (dump_options): New verbose option.
16278 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16280 * tree-pass.h (TDF_VERBOSE): New dump flag.
16281 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16282 (tree-flow.h): Added include.
16283 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16285 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16287 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16289 From Jie Zhang <jie.zhang@analog.com>
16290 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16291 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16292 mcpu=bf561-none and mcpu=bf561-0.2.
16293 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16294 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16295 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16296 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16297 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16298 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16299 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16301 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16302 (cputype_selected): Remove.
16303 (bfin_handle_option): Don't use cputype_selected.
16304 (override_options): When no mcpu option, enable all workarounds.
16305 Don't use bfin_workarounds.
16306 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16308 (DEFAULT_CPU_TYPE): Don't define.
16310 2008-05-16 Richard Guenther <rguenther@suse.de>
16312 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16313 on deletion of the last stmt.
16315 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16317 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16318 V8HImode for SSE2 and V16QImode for SSE4.1.
16320 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16322 * cgraph.h (compute_inline_parameters): Made public.
16323 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16324 variable_generate_summary, function_write_summary,
16325 variable_write_summary, variable_read_summary. Added generate_summary,
16326 write_summary, read_summary.
16327 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16328 pass_ipa_inline.function_generate_summary, to
16329 compute_inline_parameters.
16330 * ipa-inline.c (compute_inline_parameters): Made public and added
16332 (compute_inline_parameters_for_current): New function.
16333 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16334 (inline_generate_summary): Removed parameter and made to loop over
16336 (pass_ipa_inline): Updated for new IPA_PASS structure.
16337 * passes.c (execute_ipa_summary_passes): Now is called once per
16338 pass rather than once per node*pass.
16340 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16342 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16343 avr_have_mul_p, avr_asm_only_p): Remove variables.
16344 (avr_override_options): Remove initialization of removed variables.
16345 (avr_file_start): Convert removed variables to fields of
16346 'struct base_arch_s *avr_current_arch'.
16347 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16348 (AVR_HAVE_MUL): (Ditto.).
16349 (AVR_HAVE_MOVW): (Ditto.).
16350 (AVR_HAVE_LPMX): (Ditto.).
16351 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16352 avr_asm_only_p): Remove declaration.
16354 2008-05-15 Diego Novillo <dnovillo@google.com>
16356 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16357 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16359 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16361 PR middle-end/36194
16362 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16363 Don't call record_truncated_value from here.
16364 (record_truncated_value): Turn it into a for_each_rtx callback.
16365 (record_truncated_values): New function.
16366 (combine_instructions): Call note_uses with record_truncated_values.
16367 Change name of check_conversion to check_promoted_subreg.
16369 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16371 * doc/sourcebuild.texi: Document support for torture tests.
16373 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16375 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16376 to alternative 4 of operand 2.
16378 2008-05-15 Richard Guenther <rguenther@suse.de>
16380 * tree-pass.h (current_pass): Declare.
16381 (get_pass_for_id): Likewise.
16382 * passes.c (passes_by_id, passes_by_id_size): New globals.
16383 (set_pass_for_id): New function.
16384 (get_pass_for_id): Likewise.
16385 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16386 (execute_function_todo): Flush per function statistics.
16387 * toplev.c (compile_file): Init statistics.
16388 (general_init): Do early statistics initialization.
16389 (finalize): Finish statistics.
16390 * statistics.h (statistics_early_init): Declare.
16391 (statistics_init): Likewise.
16392 (statistics_fini): Likewise.
16393 (statistics_fini_pass): Likewise.
16394 (statistics_counter_event): Likewise.
16395 (statistics_histogram_event): Likewise.
16396 * statistics.c: New file.
16397 * Makefile.in (OBJS-common): Add statistics.o.
16398 (statistics.o): Add dependencies.
16399 * doc/invoke.texi (-fdump-statistics): Document.
16401 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16402 (insert): Likewise.
16403 (execute_pre): Use statistics_counter_event.
16404 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16405 (substitute_and_fold): Increment it. Use statistics_counter_event.
16407 2008-05-15 Diego Novillo <dnovillo@google.com>
16409 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16411 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16412 * tree-ssa-alias.c (new_type_alias): Remove references to
16413 sub-variables from comment.
16414 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16416 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16418 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16419 attribute to 1 only for insertps alternative.
16421 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16423 * config/bfin/bfin.md (loadbytes): New pattern.
16424 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16425 (bfin_init_builtins): Initialize it.
16426 (bdesc_1arg): Add it.
16428 2008-05-15 Sa Liu <saliu@de.ibm.com>
16430 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16431 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16432 * testsuite/lib/target-supports.exp: Add
16433 check_effective_target_fortran_integer_16.
16435 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16437 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16438 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16439 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16440 (TARGET_RETURN_IN_MEMORY): Define.
16442 2008-05-15 Richard Guenther <rguenther@suse.de>
16444 PR middle-end/36244
16445 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16446 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16447 represent unmodifiable vars.
16449 2008-05-15 Richard Guenther <rguenther@suse.de>
16451 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16452 INDIRECT_REF and TARGET_MEM_REF.
16453 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16456 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16457 H.J. Lu <hongjiu.lu@intel.com>
16459 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16460 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16461 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16462 insn alternatives. Add missing alternatives.
16463 (*vec_concatv2di_rex64_sse4_1): Likewise.
16464 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16465 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16466 Require TARGET_SSE.
16468 2008-05-15 Richard Guenther <rguenther@suse.de>
16470 PR tree-optimization/36009
16471 PR tree-optimization/36204
16472 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16473 (determine_invariantness_stmt): Record the loop a store is
16474 always executed in.
16475 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16478 2008-05-15 Richard Guenther <rguenther@suse.de>
16480 PR tree-optimization/34330
16481 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16482 through the pointer will alias the SMT.
16484 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16486 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16488 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16490 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16492 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16493 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16495 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16496 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16497 (vashl_optab): New optab for vector/vector shifts.
16498 (vashr_optab): Ditto.
16499 (vlshr_optab): Ditto.
16500 (vrotl_optab): Ditto.
16501 (vrotr_optab): Ditto.
16502 (optab_subtype): New enum for optab_for_tree_code call.
16503 (optab_for_tree_code): Add enum optab_subtype argument.
16505 * optabs.c (optab_for_tree_code): Take an additional argument to
16506 distinguish between a vector shift by a scalar and vector shift by
16507 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16508 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16509 vector shift by a vector.
16510 (expand_widen_pattern_expr): Pass additional argument to
16511 optab_for_tree_code.
16513 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16514 vrotl_optab, vrotr_optab.
16516 * expr.c (expand_expr_real_1): Update calls to
16517 optab_for_tree_code to distinguish between vector shifted by a
16518 scalar and vector shifted by a vector.
16519 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16520 (supportable_narrowing_operation): Ditto.
16521 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16522 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16523 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16524 (vect_create_epilog_for_reduction): Ditto.
16525 (vectorizable_reduction): Ditto.
16526 (vectorizable_operation): Ditto.
16527 (vect_strided_store_supported): Ditto.
16528 (vect_strided_load_supported): Ditto.
16529 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16530 * expmed.c (expand_shift): Ditto.
16532 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16534 (ashr@var{m}3): Ditto.
16535 (vashl@var{m}3): Document new vector/vector shift standard name.
16536 (vashr@var{m}3): Ditto.
16537 (vlshr@var{m}3): Ditto.
16538 (vrotl@var{m}3): Ditto.
16539 (vrotr@var{m}3): Ditto.
16541 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16542 (PPERM_INVERT): Ditto.
16543 (PPERM_REVERSE): Ditto.
16544 (PPERM_REV_INV): Ditto.
16545 (PPERM_ZERO): Ditto.
16546 (PPERM_ONES): Ditto.
16547 (PPERM_SIGN): Ditto.
16548 (PPERM_INV_SIGN): Ditto.
16549 (PPERM_SRC1): Ditto.
16550 (PPERM_SRC2): Ditto.
16552 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16553 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16554 allows a memory operand to be the value being added, and split it
16555 to improve vectorization.
16556 (sse5_pmacsdqh_mem): Ditto.
16557 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16558 (sse5_mulv2div2di3_high): Ditto.
16559 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16560 (vec_pack_trunc_v4si): Ditto.
16561 (vec_pack_trunc_v2di): Ditto.
16562 (sse5_pcmov_<mode>): Remove code that tried to use use
16563 andps/andnps instead of pcmov.
16564 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16565 pmacsdqh instructions.
16566 (vec_widen_smult_lo_v4si): Ditto.
16568 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16569 (PPERM_INVERT): Ditto.
16570 (PPERM_REVERSE): Ditto.
16571 (PPERM_REV_INV): Ditto.
16572 (PPERM_ZERO): Ditto.
16573 (PPERM_ONES): Ditto.
16574 (PPERM_SIGN): Ditto.
16575 (PPERM_INV_SIGN): Ditto.
16576 (PPERM_SRC1): Ditto.
16577 (PPERM_SRC2): Ditto.
16578 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16580 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16582 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16583 says ignore whether the last reference is a memory operand.
16585 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16586 Paolo Bonzini <bonzini at gnu dot org>
16588 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16591 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16592 (vlshr<mode>3): Rename from vlshr<mode>3.
16593 (vashr<mode>3): Rename from vashr<mode>3.
16594 (mulv4sf3): Change the names of vector shift patterns.
16598 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16601 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16626 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16627 (floatunssidf2_internal): Change vector/vector shift names.
16628 (floatunsdidf2_internal): Ditto.
16635 (vashl<mode>3): Rename from ashl<mode>3.
16636 (vashr<mode>3): Rename from ashr<mode>3.
16637 (vlshr<mode>3): Rename from lshr<mode>3.
16638 (vrotl<mode>3): Rename from rotl<mode>3.
16640 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16643 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16644 multiply gives the wrong value when doing widening multiplies.
16645 (vec_widen_smult_lo_v4si): Ditto.
16647 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16649 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16650 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16651 emit_library_call_value.
16652 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16653 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16654 * calls.c (initialize_argument_information, precompute_arguments,
16655 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16656 (precompute_arguments): Removed flags parameter.
16657 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16659 2008-05-14 Richard Guenther <rguenther@suse.de>
16661 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16662 Make sure to register the store if the use is a PHI_NODE.
16664 2008-05-14 Olivier Hainque <hainque@adacore.com>
16666 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16667 memory if the component is to be referenced in BLKmode according
16668 to get_inner_reference.
16670 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16672 * calls.c (emit_library_call_value_1): Restore code clearing
16673 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16675 2008-05-14 Olivier Hainque <hainque@adacore.com>
16676 Nicolas Roche <roche@adacore.com>
16678 * configure.ac: Add support for a "gcc_subdir" variable in
16679 config-lang.in, to denote a subdirectory where the language/GCC
16680 integration files are to be found.
16681 * configure: Regenerate.
16683 2008-05-14 Ira Rosen <irar@il.ibm.com>
16685 PR tree-optimization/36098
16686 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16687 value for the first load in the group in case of a gap.
16688 (vect_build_slp_tree): Check that there are no gaps in loads.
16690 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16692 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16693 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16694 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16695 emit_insn and remove unneeded code to construct extra args.
16696 (emit_no_conflict_block): Removed.
16697 * optabls.h: (emit_no_conflict_block): Removed.
16698 * cse.c (cse_extended_basic_block): Remove search for
16699 REG_NO_CONFLICT note.
16700 * global.c: Removed incorrect comment added in revision 117.
16701 * expr.c (convert_move): Change call to emit_no_conflict_block to
16703 * recog.c: Change comments so that they do not mention
16705 * local_alloc.c (combine_regs): Removed last parameter.
16706 (no_conflict_p): Removed.
16707 (block_alloc): Removed note, no_conflict_combined_regno and set
16708 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16709 (combine_regs): Removed already_dead and code to look for
16710 REG_NO_CONFLICT notes.
16711 * lower_subreg (remove_retval_note): Removed code to look for
16712 REG_NO_CONFLICT block.
16713 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16714 (resolve_clobber): Remove code to process libcalls that have
16715 REG_NO_CONFLICT notes.
16716 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16718 * combine.c (can_combine_p, distribute_notes): Removed
16719 REG_NO_CONFLICT case.
16720 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16722 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16723 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16725 * reg-notes.def (NO_CONFLICT): Removed.
16727 2008-05-14 David S. Miller <davem@davemloft.net>
16729 * config/sparc/sparc.c (sparc_profile_hook): If
16730 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16731 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16732 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16734 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16736 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16738 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16741 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16742 and op1 expansion before vector concat to have less live pseudos.
16744 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16746 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16747 ix86_expand_vector_set if supported.
16749 2008-05-13 Diego Novillo <dnovillo@google.com>
16750 Kenneth Zadeck <zadeck@naturalbridge.com>
16752 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16754 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16755 phinodes_print_statistics, init_ssanames, fini_ssanames,
16756 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16757 release_ssa_name, release_defs, replace_ssa_name_symbol,
16758 ssanames_print_statistics): Move ...
16759 * tree-flow.h: ... here.
16760 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16761 Use FN instead of cfun.
16762 (make_ssa_name_fn): Rename from make_ssa_name.
16763 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16764 * tree-flow-inline.h (make_ssa_name): Move from
16765 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16766 * omp-low.c (expand_omp_parallel):
16767 * tree-flow-inline.h (redirect_edge_var_map_result):
16768 * tree-ssa.c (init_tree_ssa): Add argument FN.
16769 Use it instead of cfun. Update all users.
16771 2008-05-13 Tom Tromey <tromey@redhat.com>
16773 PR preprocessor/22168:
16774 * doc/cpp.texi (Top): Update menu.
16775 (Alternatives to Wrapper #ifndef): New node.
16776 (Other Directives): Document deprecation.
16777 (Obsolete Features): Remove menu.
16778 (Assertions): Merge node into Obsolete Features.
16779 (Obsolete once-only headers): Move earlier; rename to Alternatives
16780 to Wrapper #ifndef.
16781 * doc/cppopts.texi: Update.
16782 * c.opt (Wdeprecated): Enable for C and ObjC.
16783 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16784 (C++ Dialect Options): Move -Wno-deprecated from here to...
16785 (Warning Options): ... here.
16787 2008-05-13 Richard Guenther <rguenther@suse.de>
16789 PR middle-end/36227
16790 * fold-const.c (fold_sign_changed_comparison): Do not allow
16791 changes in pointer-ness.
16793 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16796 * config/sh/sh.c (sh_expand_prologue): Don't clear
16797 RTX_FRAME_RELATED_P for push insns.
16799 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16801 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16803 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16805 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16806 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16807 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16809 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16811 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16812 (*vec_concatv4sf_sse): This.
16813 (*sse2_concatv2si): Renamed to ...
16814 (*vec_concatv2si_sse2): This.
16815 (*sse1_concatv2si): Renamed to ...
16816 (*vec_concatv2si_sse): This.
16817 (*vec_concatv2di_rex): Renamed to ...
16818 (*vec_concatv2di_rex64): This.
16819 (*vec_concatv2si_sse4_1): New.
16820 (*vec_concatv2di_rex64_sse4_1): Likewise.
16822 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16824 PR rtl-optimization/36111
16825 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16826 that was created for swappable operands.
16828 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16831 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16832 * configure.ac: Add call to ACX_PROG_GNAT.
16834 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16836 * optc-gen.awk: Fix comment typo.
16838 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16840 * pretty-print.c (pp_integer_with_precision): Use
16841 HOST_LONG_LONG_FORMAT.
16843 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16845 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16847 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16849 * config/i386/i386.c (bdesc_ptest): Removed.
16850 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16851 (bdesc_args): Add __builtin_ia32_ptestz128,
16852 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16853 (ix86_init_mmx_sse_builtins): Updated.
16854 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16855 (ix86_expand_builtin): Updated.
16857 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16859 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16860 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16862 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16864 * value-prof.c (interesting_stringop_to_profile): Do not
16865 return early for BUILT_IN_MEMPCPY.
16867 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16869 * calls.c (expand_call): Don't use callgraph to increase
16870 preferred_stack_boundary.
16872 * cgraph.h (cgraph_rtl_info): Use unsigned on
16873 preferred_incoming_stack_boundary.
16875 * final.c (rest_of_clean_state): Use unsigned on
16876 preferred_stack_boundary.
16878 2008-05-09 Tom Tromey <tromey@redhat.com>
16880 PR preprocessor/22231:
16881 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16884 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16886 PR tree-optimization/36129
16887 * tree-ssa-ccp.c: Include value-prof.h.
16888 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16889 built-in function was folded to a constant.
16890 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16892 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16893 Sebastian Pop <sebastian.pop@amd.com>
16895 * tree-scalar-evolution.c: Document instantiate_scev.
16896 (instantiate_parameters_1): Renamed instantiate_scev_1.
16897 Don't use the same loop for instantiation_loop and evolution_loop.
16898 (instantiate_scev): New.
16899 (instantiate_parameters): Moved...
16900 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16901 same loop twice. Maintains the semantics for this function.
16902 * tree-scalar-evolution.h (instantiate_scev): Declare.
16903 (instantiate_parameters): ...here. Now static inline.
16904 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16905 instead of resolve_mixers.
16907 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16909 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16911 2008-05-09 Tomas Bily <tbily@suse.cz>
16913 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16914 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16915 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16916 * c-common.c (c_common_truthvalue_conversion): Likewise.
16917 * tree-object-size.c (compute_object_offset): Likewise.
16918 * tree-inline.c (estimate_num_insns_1): Likewise.
16919 * varasm.c (const_hash_1, compare_constant, copy_constant)
16920 (compute_reloc_for_constant, output_addressed_constants)
16921 (initializer_constant_valid_p): Likewise.
16922 * c-omp.c (check_omp_for_incr_expr): Likewise.
16923 * gimplify.c (gimplify_expr): Likewise.
16924 * c-typeck.c (c_finish_return): Likewise.
16925 * tree-vectorizer.c (supportable_widening_operation)
16926 (supportable_narrowing_operation): Likewise.
16927 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16928 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16929 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16930 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16931 (descr_info_loc): Likewise.
16932 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16933 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16934 (fold_unary): Likewise.
16935 * builtins.c (get_pointer_alignment): Likewise.
16936 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16937 (instantiate_parameters_1): Likewise.
16938 * tree.c (expr_align, stabilize_reference): Likewise.
16939 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16940 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16941 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16942 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16943 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16944 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16946 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16947 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16948 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16949 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16950 (forward_propagate_comparison)
16951 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16952 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16953 * emit-rtl.c (component_ref_for_mem_expr)
16954 (set_mem_attributes_minus_bitpos): Likewise.
16955 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16956 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16958 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16959 (build_function_call, pointer_diff, build_compound_expr)
16960 (c_finish_return): Likewise.
16961 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16962 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16964 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16965 * expr.c (is_aligning_offset): Likewise.
16966 * tree-ssa-alias.c (is_escape_site): Likewise.
16967 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16968 (check_all_va_list_escapes): Likewise.
16969 * tree-ssa-loop-ivopts.c (determine_base_object)
16970 (determine_common_wider_type): Likewise.
16971 * dojump.c (do_jump): Likewise.
16972 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16973 * tree-gimple.c (is_gimple_cast): Likewise.
16974 * fold-const.c (decode_field_reference, )
16975 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16976 (fold_binary): Likewise.
16977 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16978 (already_warned_in_frontend_p): Likewise.
16979 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16980 * tree.c (really_constant_p, get_unwidened): Likewise.
16981 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16982 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16983 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16985 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16987 (CONVERT_EXPR_P): Define.
16988 (CASE_CONVERT): Define.
16990 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16992 PR middle-end/36117
16993 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16994 (delete_unmarked_insns): When deleting a call, call
16995 delete_unreachable_blocks.
16996 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16997 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16999 2008-05-08 Richard Guenther <rguenther@suse.de>
17001 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17002 (-ftree-salias): Likewise.
17003 (salias-max-implicit-fields): Remove param documentation.
17004 (salias-max-array-elements): Likewise.
17005 * tree-pass.h (pass_create_structure_vars): Remove.
17006 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17007 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17008 * tree-ssa-alias.c (create_structure_vars): Remove.
17009 (gate_structure_vars): Likewise.
17010 (pass_create_structure_vars): Likewise.
17011 (gate_build_alias): Likewise.
17012 (pass_build_alias): Adjust to run always and dump the function.
17013 * common.opt (ftree-salias): Hide.
17014 * passes.c (init_optimization_passes): Remove
17015 pass_create_structure_vars, adjust comment.
17016 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17017 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17018 * opts.c (decode_options): Do not set flag_tree_salias.
17019 (common_handle_option): Add OPT_ftree_salias to the backward
17020 compatibility section.
17022 2008-05-08 Richard Guenther <rguenther@suse.de>
17024 * tree-flow-inline.h (var_can_have_subvars): Move ...
17025 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17026 * tree-flow.h (var_can_have_subvars): Remove.
17027 (push_fields_onto_fieldstack): Remove.
17028 (sort_fieldstack): Likewise.
17029 (struct fieldoff): Move ...
17030 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17031 alias_set and base_for_components fields.
17032 (sort_fieldstack): Make static.
17033 (push_fields_onto_fieldstack): Likewise. Remove code that
17034 handles anything but RECORD_TYPEs. Remove alias_set and
17035 base_for_components handling.
17036 (create_variable_info_for): Adjust.
17038 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17040 * common.opt (Wframe-larger-than=): Shorten the help message
17042 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17044 2008-05-08 Rafael Espíndola <espindola@google.com>
17046 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17048 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17049 trap and that both operands are gimple values.
17050 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17051 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17054 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17056 * read-rtl.c (join_c_conditions): Return the first string if the
17057 two strings are equal.
17059 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17061 * gensupport.h (pred_data): Add a "num_codes" field.
17062 (add_predicate_code): Declare.
17063 * gensupport.c (add_predicate_code): New function.
17064 (std_pred_table): Add an "allows_const_p" field.
17065 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17066 Remove the (incomplete) list of such codes from the codes field.
17067 (init_predicate_table): Use add_predicate_code. Add all
17068 RTX_CONST_OBJs if allows_const_p is true.
17069 * genrecog.c (process_define_predicate): Use add_predicate_code.
17071 2008-05-08 David Daney <ddaney@avtrex.com>
17072 Richard Sandiford <rsandifo@nildram.co.uk>
17074 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17075 special case of constant zero operands.
17076 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17077 old and new values. Special case constant zero values.
17078 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17080 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17081 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17083 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17086 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17087 similar RTX_CONST_OBJ before CONST_INT.
17089 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17091 * stmt.c (expand_stack_restore): Change sa mode if needed.
17093 2008-05-08 Richard Guenther <rguenther@suse.de>
17095 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17096 return type to bool.
17097 (ix86_sol10_return_in_memory): Likewise.
17098 (ix86_i386elf_return_in_memory): Likewise.
17099 (ix86_i386interix_return_in_memory): Likewise.
17100 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17101 (ix86_sol10_return_in_memory): Likewise.
17102 (ix86_i386elf_return_in_memory): Likewise.
17103 (ix86_i386interix_return_in_memory): Likewise.
17105 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17108 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17110 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17111 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17114 2008-05-08 Richard Guenther <rguenther@suse.de>
17116 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17117 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17118 (DR_SUBVARS): Remove.
17119 * tree-dfa.c (dump_subvars_for): Remove.
17120 (debug_subvars_for): Likewise.
17121 (dump_variable): Do not dump subvars.
17122 (remove_referenced_var): Do not remove subvars.
17123 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17124 (lookup_subvars_for_var): Remove.
17125 (get_subvars_for_var): Likewise.
17126 (get_subvars_at): Likewise.
17127 (get_first_overlapping_subvar): Likewise.
17128 (overlap_subvar): Likewise.
17129 * tree-flow.h (subvar_t): Remove.
17130 (struct var_ann_d): Remove subvars field.
17131 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17132 argument. Remove special handling of SFTs.
17133 (compute_tag_properties): Likewise.
17134 (set_initial_properties): Likewise.
17135 (compute_call_clobbered): Likewise.
17136 (count_mem_refs): Likewise.
17137 (compute_memory_partitions): Likewise.
17138 (compute_flow_insensitive_aliasing): Likewise.
17139 (setup_pointers_and_addressables): Likewise.
17140 (new_type_alias): Likewise.
17141 (struct used_part): Remove.
17142 (used_portions): Likewise.
17143 (struct used_part_map): Likewise.
17144 (used_part_map_eq): Likewise.
17145 (used_part_map_hash): Likewise.
17146 (free_used_part_map): Likewise.
17147 (up_lookup): Likewise.
17148 (up_insert): Likewise.
17149 (get_or_create_used_part_for): Likewise.
17150 (create_sft): Likewise.
17151 (create_overlap_variables_for): Likewise.
17152 (find_used_portions): Likewise.
17153 (create_structure_vars): Likewise.
17154 * tree.def (STRUCT_FIELD_TAG): Remove.
17155 * tree.h (MTAG_P): Adjust.
17156 (struct tree_memory_tag): Remove base_for_components and
17157 unpartitionable flags.
17158 (struct tree_struct_field_tag): Remove.
17159 (SFT_PARENT_VAR): Likewise.
17160 (SFT_OFFSET): Likewise.
17161 (SFT_SIZE): Likewise.
17162 (SFT_NONADDRESSABLE_P): Likewise.
17163 (SFT_ALIAS_SET): Likewise.
17164 (SFT_UNPARTITIONABLE_P): Likewise.
17165 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17166 (union tree_node): Remove sft field.
17167 * alias.c (get_alias_set): Remove special handling of SFTs.
17168 * print-tree.c (print_node): Remove handling of SFTs.
17169 * tree-dump.c (dequeue_and_dump): Likewise.
17170 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17171 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17172 * tree-predcom.c (set_alias_info): Do not set subvars.
17173 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17174 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17175 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17176 (add_vars_for_offset): Remove.
17177 (add_virtual_operand): Remove special handling of SFTs.
17178 (add_call_clobber_ops): Likewise.
17179 (add_call_read_ops): Likewise.
17180 (get_asm_expr_operands): Likewise.
17181 (get_modify_stmt_operands): Likewise.
17182 (get_expr_operands): Likewise.
17183 (add_to_addressable_set): Likewise.
17184 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17185 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17186 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17187 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17188 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17189 (tree_node_structure): Likewise.
17190 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17192 (find_what_p_points_to): Likewise.
17194 2008-05-08 Sa Liu <saliu@de.ibm.com>
17196 * config/spu/spu.md: Fixed subti3 pattern.
17198 2008-05-08 Richard Guenther <rguenther@suse.de>
17200 PR middle-end/36154
17201 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17202 sure to create a representative for trailing arrays for PTA.
17204 2008-05-08 Richard Guenther <rguenther@suse.de>
17206 PR middle-end/36172
17207 * fold-const.c (operand_equal_p): Two objects which types
17208 differ in pointerness are not equal.
17210 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17212 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17213 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17214 (emit_library_call_value_1): Add new variable fndecl initialized by
17215 NULL_TREE. It should be the decl type of orgfun, but this information
17216 seems not to be available here, so it uses the default calling abi.
17217 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17218 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17219 by TARGET_RETURN_IN_MEMORY.
17220 * config/i386/i386-interix.h: Likewise.
17221 * config/i386/i386.h: Likewise.
17222 * config/i386/i386elf.h: Likewise.
17223 * config/i386/ptx4-i.h: Likewise.
17224 * config/i386/sol2-10.h: Likewise.
17225 * config/i386/sysv4.h: Likewise.
17226 * config/i386/vx-common.h: Likewise.
17227 * config/cris/cris.h: Removed #if 0 clause.
17228 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17229 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17231 (ix86_sol10_return_in_memory): Likewise.
17232 (ix86_i386elf_return_in_memory): New.
17233 (ix86_i386interix_return_in_memory): New.
17234 * config/mt/mt-protos.h (mt_return_in_memory): New.
17235 * config/mt/mt.c: Likewise.
17236 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17237 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17238 * config/bfin/bfin.h: Likewise.
17239 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17241 * config/bfin/bfin.c: Likewise.
17242 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17243 * config/alpha/unicosmk.h: Likewise.
17244 * config/i386/cygming.h: Likewise.
17245 * config/iq2000/iq2000.h: Likewise.
17246 * config/mips/mips.h: Likewise.
17247 * config/mn10300/mn10300.h: Likewise.
17248 * config/rs6000/rs6000.h: Likewise.
17249 * config/score/score.h: Likewise.
17250 * config/spu/spu.h: Likewise.
17251 * config/v850/v850.h: Likewise.
17252 * defaults.h: Likewise.
17253 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17254 * expr.c (emit_block_move): Adjust use of
17255 OUTGOING_REG_PARM_STACK_SPACE.
17256 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17257 OUTGOING_REG_PARM_STACK_SPACE.
17258 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17260 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17262 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17263 on OMP_RETURN for OMP_FOR.
17266 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17267 (fortran_common): New function.
17268 (gen_variable_die): Call fortran_common instead of common_check,
17269 adjust for it returning tree instead of rtx. Formatting.
17271 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17275 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17276 * c-decl.c (merge_decls): Ditto.
17277 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17278 to RTL_CONST_OR_PURE_CALL_P.
17279 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17280 Initialized DECL_LOOPING_CONST_PURE.
17281 (process_call_operands): Set tree_side_effects properly.
17282 * tree.h (TREE_READONLY_DECL_P): Removed.
17283 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17284 (DECL_LOOPING_OR_CONST_P): New macro.
17285 (struct tree_function_decl): Added looping_const_or_pure_p.
17286 (ECF_*) Renumbered.
17287 (ECF_LOOPING_OR_CONST_P): New macro.
17288 * rtlanal.c (pure_const_p): Removed.
17289 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17290 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17291 to RTL_CONST_CALL_P.
17292 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17293 (check_decl, check_tree, check_call, scan_function): Initialize
17295 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17296 (static_execute): Set looping true for recursive functions.
17297 Undo setting state to IPA_NEITHER for recursive functions.
17298 * cse.c (cse_insn):
17299 * ifcvt.c (noce_can_store_speculate_p): Changed
17300 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17301 RTL_CONST_OR_PURE_CALL_P.
17302 * dse.c (scan_insn): Ditto.
17303 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17304 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17305 RTL_CONST_OR_PURE_CALL_P.
17306 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17307 pure_call_p to RTL_CONST_CALL_P.
17308 * gimplify.c (gimplify_call_expr): Clear side effects for
17309 non-looping pure and constant calls.
17310 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17311 (flags_from_decl_or_type): Set ecf flags from decl flags.
17312 (initialize_argument_information): Turn off
17313 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17314 Change const to pure if callee_copies is true rather than just
17316 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17317 way of marking pure calls.
17318 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17319 Remove hack that was supposed to fix pr7335 and remove old
17320 way of marking pure calls.
17321 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17322 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17323 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17324 RTL_CONST_OR_PURE_CALL_P.
17325 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17326 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17327 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17328 * sched-deps.c (schedule_analyze): Ditto.
17329 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17330 return_val field of calls to represent pure and const function info.
17331 (CONST_OR_PURE_CALL_P): Deleted macro.
17332 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17333 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17334 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17336 * tree-optimize.c (execute_fixup_cfg): Added test for
17337 ECF_LOOPING_CONST_OR_PURE.
17338 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17340 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17341 effects for looping pure or const calls.
17342 (verify_gimple_expr): Added verification code.
17343 * config/alpha/alpha.c (alpha_legitimize_address,
17344 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17346 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17347 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17348 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17349 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17350 RTL_CONST_OR_PURE_CALL_P.
17351 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17352 and const calls to be deleted.
17354 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17357 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17358 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17359 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17360 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17361 to handle nonimmediate operands.
17362 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17363 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17364 to handle nonimmediate operands.
17365 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17366 (mmx_pmulhrwv4hi3): New expander. Use
17367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17368 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17369 (sse2_umulv1siv1di3): New expander. Use
17370 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17371 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17372 (mmx_eq<mode>3): New expander. Use
17373 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17374 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17375 (mmx_uavgv8qi3): New expander. Use
17376 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17377 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17378 (mmx_uavgv4hi3): New expander. Use
17379 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17381 * config/i386/sse.md
17382 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17383 to handle nonimmediate operands.
17384 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17385 to handle nonimmediate operands.
17386 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17387 to handle nonimmediate operands.
17388 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17389 to handle nonimmediate operands.
17390 (sse2_unpckhpd_exp): New expander. Use
17391 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17392 (sse2_unpcklpd_exp): New expander. Use
17393 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17394 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17395 to handle nonimmediate operands.
17396 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17397 to handle nonimmediate operands.
17398 (*sse2_<plusminus_insn><mode>3): Rename from
17399 sse2_<plusminus_insn><mode>3 insn pattern.
17400 (sse2_<plusminus_insn><mode>3): New expander. Use
17401 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17402 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17403 (sse2_umulv2siv2di3): New expander. Use
17404 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17405 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17406 (sse4_1_mulv2siv2di3): New expander. Use
17407 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17408 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17409 (sse2_pmaddwd): New expander. Use
17410 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17411 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17412 (sse2_eq<mode>3): New expander. Use
17413 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17414 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17415 (sse4_1_eqv2di3): New expander. Use
17416 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17417 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17418 (sse2_uavgv16qi3): New expander. Use
17419 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17420 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17421 (sse2_uavgv16qi3): New expander. Use
17422 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17423 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17424 (sse2_uavgv8hi3): New expander. Use
17425 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17426 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17427 (ssse3_pmulhrswv8hi3): New expander. Use
17428 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17429 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17430 (ssse3_pmulhrswv4hi3): New expander. Use
17431 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17433 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17434 (<sse>_vmmul<mode>3): Ditto.
17435 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17437 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17438 (ssse3_pmaddubsw): Ditto.
17440 * config/i386/i386.c (struct_builtin_description)
17441 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17442 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17443 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17444 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17445 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17446 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17447 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17448 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17449 (ix86_fixup_binary_operands): Assert that src1
17450 and src2 must have the same mode when swapped.
17451 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17452 and ix86_binary_operator_ok. Do not force operands in registers
17455 2008-05-07 Jan Hubicka <jh@suse.cz>
17457 * cgraph.c (dump_cgraph_node): Update.
17458 * cgraph.h (cgraph_local_info): Break out inline summary.
17459 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17461 * ipa-inline (inline_summary): New accestor function.
17462 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17463 cgraph_decide_inlining, compute_inline_parameters): Update.
17464 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17466 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17468 Cleanup ColdFire scheduling support and add V4 pipeline model.
17470 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17471 (define_attr cpu): Add cfv4 value.
17472 (define_attr type, define_attr type1): Merge into a single 'type'
17473 attribute. Update all uses.
17474 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17475 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17477 (define_attr opx_mem, define_attr opy_mem): Remove.
17478 (define_attr op_mem): Clean up, update comment.
17479 (define_attr size): Use specific values instead of general int.
17480 (define_attr guess, define_attr split): Remove. Update all uses.
17481 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17482 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17483 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17484 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17485 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17486 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17487 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17488 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17489 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17490 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17491 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17492 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17493 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17494 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17495 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17496 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17497 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17498 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17499 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17500 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17501 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17502 Update or set attributes.
17503 (stack_tie): New fake instruction.
17505 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17506 (m68k_sched_attr_size): Update declaration.
17507 (m68k_sched_attr_type2): Remove.
17508 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17509 Declare new bypass predicates.
17511 * config/m68k/m68k.c (m68k_sched_issue_rate,
17512 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17514 (TARGET_SCHED_ISSUE_RATE,
17515 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17516 (override_options): Handle scheduling for ColdFire V4 core.
17517 (m68k_expand_prologue): Emit stack_tie.
17518 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17519 'OP_TYPE_FPN'. Update all uses.
17520 (sched_guess_p): Remove.
17521 (sched_address_type): Handle symbolic addresses.
17522 (sched_get_operand): New static function.
17523 (sched_operand_type): Merge into sched_attr_op_type.
17524 (sched_attr_op_type): Handle FP registers, handle quick constants,
17526 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17527 (m68k_sched_attr_size): Update. Move logic to ...
17528 (sched_get_attr_size_int): New static function.
17529 (sched_get_opxy_mem_type): New static function.
17530 (m68k_sched_attr_op_mem): Update.
17531 (m68k_sched_attr_type2): Remove.
17532 (sched_cfv4_bypass_data): New static variable.
17533 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17534 (m68k_sched_issue_rate): Implement scheduler hook.
17535 (struct _sched_ib: enabled_p): New field.
17536 (m68k_sched_variable_issue): Update. Handle V4.
17537 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17538 sched_dump_class_func_t, sched_dump_split_class,
17539 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17540 sched_dump_dfa_class, m68k_sched_dump): Remove.
17541 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17543 (m68k_sched_init_global): Remove statisctics dumping, introduce
17544 sanity check that all instructions have pipeline reservations. Handle
17546 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17547 Handle ColdFire V4 core.
17548 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17549 New static functions.
17550 (m68k_sched_address_bypass_p): New bypass predicate.
17551 (sched_get_indexed_address_scale): New static function.
17552 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17554 * cf.md: Update comments.
17555 (define_attr type2): Remove. Use 'type' attribute instead.
17557 (cf_ib): Rename to cfv123_ib. Update all uses.
17558 (cf_oep): Rename to cfv123_oep. Update all uses.
17559 (cf_chr): Rename to cfv123_chr. Update all uses.
17560 (cf_mem): Rename to cfv123_mem. Update all uses.
17561 (cf_mac): Move to more appropriate place.
17562 (cfv123_guess): New automaton and cpu_unit.
17563 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17564 Update uses of 'size' attribute. Handle before reload scheduling.
17565 (cfv123_guess): New dummy reservation for unhandled instructions.
17566 (cfv4_*): Pipeline description of ColdFire V4 core.
17567 (ignore): New reservation to handle 'ignore' type.
17569 2008-05-07 Ian Lance Taylor <iant@google.com>
17571 PR middle-end/36013
17572 * gimplify.c (find_single_pointer_decl_1): Don't look through
17574 (find_single_pointer_decl): Adjust comments.
17576 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17578 PR middle-end/36137
17579 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17580 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17582 PR middle-end/36106
17583 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17584 integral type rather than floating point, then VIEW_CONVERT_EXPR
17585 to the floating point type.
17587 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17589 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17590 TFmode op0 to register.
17592 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17594 * c-decl.c (grokdeclarator): Comment typo.
17596 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17598 * tree-flow.h: Remove prototype for computed_goto_p.
17599 * tree-cfg.c (computed_goto_p): Make static.
17601 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17604 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17605 (contains_aligned_value_p): This. Handle _Decimal128.
17606 (ix86_function_arg_boundary): Only align _Decimal128 to its
17607 natural boundary and handle it properly.
17609 2008-05-06 Martin Jambor <mjambor@suse.cz>
17611 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17612 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17613 (ipcp_method_set_orig_node): Removed.
17614 (ipcp_cval_get_cvalue_type): Removed.
17615 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17616 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17617 (ipcp_cval_set_cvalue_type): Removed.
17618 (ipcp_cval_get_cvalue): Removed.
17619 (ipcp_cval_set_cvalue): Removed.
17620 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17621 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17622 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17623 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17624 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17625 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17626 (ipcp_get_ith_lattice): Changed parameters.
17627 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17628 (ipcp_lattice_from_jfunc): Changed parameters.
17629 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17630 (ipcp_method_cval_print): Added temporary variable info.
17631 (ipcp_redirect): Removed already unused local variable caller.
17632 (ipcp_redirect): New temporary variable orig_callee_info
17633 (ipcp_redirect): Removed newly unused local variable callee.
17634 (ipcp_redirect): Removed (a bit confusing) local variable type.
17635 (ipcp_insert_stage): Added local variable info.
17636 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17638 (ipcp_formal_create): Removed.
17639 (ipcp_method_cval_set): Removed.
17640 (ipcp_propagate_stage): Renamed lattice variables.
17641 (ipcp_method_cval_set_cvalue_type): Removed.
17642 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17643 (ipcp_print_all_lattices): Changed printed strings to refer to
17644 lattices rather than cvals.
17645 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17646 (ipcp_propagate_const): Changed formal parameters.
17647 (build_const_val): Changed formal parameters.
17648 (ipcp_insert_stage): Removed useless variable cvalue
17649 (build_const_val): Changed formal parameters.
17650 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17651 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17652 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17653 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17654 (ipcp_print_func_profile_counts): Changed string from "method" to
17656 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17657 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17658 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17659 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17660 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17661 (ipcp_lat_is_const): Changed parameters and made inline.
17662 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17663 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17664 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17665 the predicate condition directly
17666 (ipcp_propagate_stage): Added local variable args. Removed local
17667 variable callee. (Both are mere code simplifications.)
17668 (ipcp_method_dont_insert_const): Renamed to
17669 ipcp_node_not_modifiable_p.
17670 (ipcp_node_not_modifiable_p): Made inline.
17671 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17672 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17673 (ipcp_print_all_lattices): Removed variable cvalue
17674 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17677 2008-05-06 Olivier Hainque <hainque@adacore.com>
17679 * tree-sra.c (try_instantiate_multiple_fields): Early return
17680 if field has POINTER_TYPE.
17682 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17684 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17685 by using 'q' specifier for instruction.
17686 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17688 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17690 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17691 Change mode of zero_extract from QImode to HImode.
17692 (sign bit tests peepholes): (Ditto.).
17694 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17696 * config/i386/mmx.md: Remove double backslashes from asm templates.
17697 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17698 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17699 to handle nonimmediate operands.
17700 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17701 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17702 to handle nonimmediate operands.
17703 (*mmx_<code>v2sf3_finite): New insn pattern.
17704 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17705 (mmx_<code>v2sf3): New expander. Use
17706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17707 (mmx_<plusminus_insn><mode>3): New expander. Use
17708 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17709 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17710 (mmx_add<mode>3): Removed.
17711 (mmx_ssadd<mode>3): Ditto.
17712 (mmx_usadd<mode>3): Ditto.
17713 (mmx_sub<mode>3): Ditto.
17714 (mmx_sssub<mode>3): Ditto.
17715 (mmx_ussub<mode>3): Ditto.
17716 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17717 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17718 to handle nonimmediate operands.
17719 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17721 (mmx_smulv4hi3_highpart): New expander. Use
17722 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17723 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17725 (mmx_umulv4hi3_highpart): New expander. Use
17726 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17727 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17728 (mmx_<code>v4hi3): New expander. Use
17729 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17730 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17731 (mmx_<code>v8qi3): New expander. Use
17732 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17733 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17734 (mmx_<code><mode>3): New expander. Use
17735 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17737 2008-05-05 Jan Hubicka <jh@suse.cz>
17739 PR tree-optimization/36118
17740 * passes.c (pass_init_dump_file): Fix dump header.
17742 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17744 PR middle-end/36141
17745 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17746 VCE for function decls.
17748 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17750 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17752 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17754 * config/i386/i386.md (sat_plusminus): New.
17755 (plusminus_insn): Likewise.
17756 (plusminus_mnemonic): Likewise.
17758 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17759 (*<addsub><mode>3_cc_overflow): Renamed to ...
17760 (*<plusminus_insn><mode>3_cc_overflow): This.
17761 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17762 (*<plusminus_insn>si3_zext_cc_overflow): This.
17764 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17765 (<plusminus_insn><mode>3): This.
17766 (*<addsub><mode>3): Renamed to ...
17767 (*<plusminus_insn><mode>3): This.
17768 (<sse>_vm<addsub><mode>3): Renamed to ...
17769 (<sse>_vm<plusminus_insn><mode>3): This.
17770 (sse3_h<addsub>v4sf3): Renamed to ...
17771 (sse3_h<plusminus_insn>v4sf3): This.
17772 (sse3_h<addsub>v2df3): Renamed to ...
17773 (sse3_h<plusminus_insn>v2df3): This.
17774 (<plusminus_insn><mode>3): New.
17775 (*<plusminus_insn><mode>3): Likewise.
17776 (sse2_<plusminus_insn><mode>3): Likewise.
17777 (add<mode>): Removed.
17778 (*add<mode>3): Likewise.
17779 (sse2_ssadd<mode>3): Likewise.
17780 (sse2_usadd<mode>3): Likewise.
17781 (sub<mode>3): Likewise.
17782 (*sub<mode>3): Likewise.
17783 (sse2_sssub<mode>3): Likewise.
17784 (sse2_ussub<mode>3): Likewise.
17786 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17788 * gthr-single.h: Add in required interface elements as per gthr.h.
17789 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17790 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17791 Generalize UNUSED macro.
17792 (__gthread_once): Add.
17793 (__gthread_key_create): Add.
17794 (__gthread_key_delete): Add.
17795 (__gthread_getspecific): Add.
17796 (__gthread_setspecific): Add.
17798 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17800 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17801 the same size types for the indirect reference on the rhs, then
17804 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17806 * config/i386/i386.md
17807 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17808 one insn template instead of template series.
17809 (*xordi_1_rex64): Ditto.
17810 (*xordi_2_rex64): Ditto.
17812 2008-05-05 Ira Rosen <irar@il.ibm.com>
17814 PR tree-optimization/36119
17815 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17818 2008-06-04 Jan Hubicka <jh@suse.cz>
17820 tree-optimization/36100
17821 * tree-pass.h (pass_O0_always_inline): Declare.
17822 * ipa-inline.c (inline_transform): Remove dead code.
17823 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17824 pass_O0_always_inline): New.
17825 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17827 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17829 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17830 mnemonic in this_param move for TARGET_64BIT.
17832 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17834 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17835 (*strmovsi_rex_1): Ditto.
17836 (*strsetsi_1): Ditto.
17837 (*strsetsi_rex_1): Ditto.
17839 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17840 adddicc expanders using SWI mode iterator.
17842 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17845 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17848 2008-05-04 David S. Miller <davem@davemloft.net>
17850 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17851 (sparc*-*-linux*): Use linux.h in tm_file.
17852 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17853 compiler defaulting to 32-bit.
17854 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17856 * config/sparc/linux.h: Remove definitions now obtained
17857 properly from linux.h
17858 * config/sparc/linux64.h: Likewise.
17859 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17860 don't want this setting for 32-bit builds in a biarch compiler.
17861 * doc/install.texi: Add sparc-linux to list of targets
17862 supporting --enable-targets=all.
17864 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17866 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17868 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17870 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17871 after V4SI_FTYPE_V8HI.
17872 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17873 case V4SI_FTYPE_V2DF.
17875 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17877 * doc/invoke.texi (max-flow-memory-locations): Removed.
17878 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17880 2008-05-03 Richard Guenther <rguenther@suse.de>
17882 PR middle-end/34973
17883 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17885 2008-05-02 David S. Miller <davem@davemloft.net>
17887 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17889 2008-05-02 Simon Baldwin <simonb@google.com>
17892 * c-common.h (warn_array_subscript_range): Removed.
17893 * c-common.c (warn_array_subscript_range): Ditto.
17894 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17895 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17897 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17899 * config/i386/i386.c (ix86_special_builtin_type): New.
17900 (bdesc_special_args): Likewise.
17901 (ix86_expand_special_args_builtin): Likewise.
17902 (ix86_init_mmx_sse_builtins): Updated.
17903 (ix86_expand_builtin): Updated.
17904 (ix86_expand_store_builtin): Removed.
17905 (ix86_expand_unop_builtin): Likewise.
17907 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17908 * config/i386/mmintrin.h (__v2sf): Here.
17910 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17912 (_mm_loadl_pi): Likewise.
17913 (_mm_storeh_pi): Replace __v2si with __v2sf.
17914 (_mm_storel_pi): Likewise.
17916 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17917 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17918 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17919 __builtin_ia32_loadlpd.
17921 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17923 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17924 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17925 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17926 (ix86_init_mmx_sse_builtins): Updated.
17927 (ix86_expand_args_builtin): Likewise.
17928 (ix86_expand_builtin): Likewise.
17929 (ix86_expand_unop1_builtin): Renamed to ...
17930 (ix86_expand_unop_vec_merge_builtin): This.
17932 2008-05-01 Jan Hubicka <jh@suse.cz>
17935 * ipa-inline.c (inline_generate_summary): Make static.
17936 (inline_transform): Do not call inlining at -O0; make static.
17937 * passes.c (execute_todo): Add sanity check.
17938 (execute_one_ipa_transform_pass): Execute proper flags.
17940 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17942 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17943 (DECL_NONADDRESSABLE_P): Likewise.
17944 * alias.c (record_component_aliases): Fix comment.
17946 2008-05-01 Simon Baldwin <simonb@google.com>
17948 * c-common.h (warn_array_subscript_range): New function.
17949 * c-common.c (warn_array_subscript_range): Ditto.
17950 * tree-vrp.c (check_array_ref): Corrected code to agree with
17951 comment, ignoring only arrays of size 0 or size 1.
17952 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17954 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17956 * config/i386/i386.c (ix86_builtin_type): Replace
17957 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17958 (bdesc_args): Updated.
17959 (ix86_init_mmx_sse_builtins): Likewise.
17960 (ix86_expand_args_builtin): Likewise.
17962 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17965 * doc/extend.texi: Correct __builtin_ia32_palignr.
17967 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17970 * config/i386/i386.c (bdesc_crc32): Removed.
17971 (ix86_expand_crc32): Likewise.
17972 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17973 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17974 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17975 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17976 UINT_FTYPE_UINT_UCHAR.
17977 (bdesc_args): Updated. Add crc32 builtins.
17978 (ix86_init_mmx_sse_builtins): Updated.
17979 (ix86_expand_args_builtin): Updated to support subreg.
17981 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17983 2008-05-01 Jan Hubicka <jh@suse.cz>
17985 * tree-pass.h (opt_pass): Add IPA_PASS.
17986 (varpool_node, cgraph_node): Forward declare.
17987 (ipa_opt_pass): Define.
17988 (pass_ipa_inline): Turn into ipa_opt_pass.
17989 (pass_apply_inline): Remove.
17990 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17991 (apply_inline): Turn into ....
17992 (inline_transform): ... this one.
17993 (inline_generate_summary): New function.
17994 (pass_apply_inline): Remove.
17995 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17997 (struct function): Add ipa_transforms_to_apply.
17998 * passes.c (register_one_dump_file): Work on IPA_PASS.
17999 (init_optimization_passes): Remove pass_inline_parameters and
18001 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18002 (execute_one_pass) ... here; apply transforms when possible.
18003 (add_ipa_transform_pass, execute_ipa_summary_asses,
18004 execute_one_ipa_transform_pass): New.
18005 (execute_ipa_pass_list): Update for IPA_PASS type.
18007 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18009 * config/i386/i386.c (ix86_builtin_type): Add
18010 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18011 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18012 (bdesc_args): Add SSE4a builtins.
18013 (ix86_init_mmx_sse_builtins): Updated.
18014 (ix86_expand_args_builtin): Likewise.
18015 (ix86_expand_builtin): Likewise.
18017 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18019 * config/i386/i386.c (ix86_builtin_type): Add
18020 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18021 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18022 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18023 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18024 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18025 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18026 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18027 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18028 and DI_FTYPE_DI_DI_INT.
18029 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18030 (ix86_init_mmx_sse_builtins): Updated.
18031 (ix86_expand_args_builtin): Likewise.
18032 (ix86_expand_builtin): Likewise.
18033 (ix86_expand_binop_imm_builtin): Removed.
18035 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18037 2008-04-30 Richard Guenther <rguenther@suse.de>
18039 PR tree-optimization/32921
18040 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18042 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18044 * config/arm/arm.c (arm_unwind_emit): Use
18045 crtl->all_throwers_are_sibcalls instead of
18046 cfun->all_throwers_are_sibcalls.
18047 (arm_output_fn_unwind): Likewise.
18048 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18049 instead of cfun->uses_pic_offset_table.
18050 (frv_expand_prologue): Likewise.
18051 (frv_frame_pointer_required): Likewise.
18052 (frv_expand_fdpic_call): Likewise.
18053 (frv_emit_movsi): Likewise.
18054 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18055 cfun->returns_pcc_struct instead of
18056 current_function_returns_pcc_struct.
18057 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18058 instead of cfun->calls_eh_return.
18059 (m32c_pushm_popm): Likewise.
18060 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18061 "extern" declaration.
18063 2008-04-30 Richard Guenther <rguenther@suse.de>
18065 PR tree-optimization/21636
18066 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18068 (evaluate_stmt): Print the likely value.
18069 (ccp_visit_stmt): Avoid excessive vertical spacing.
18071 2008-04-30 Rafael Espíndola <espindola@google.com>
18073 * builtins.c (fold_call_expr): Return realret.
18074 * tree-ssa-threadedge.c
18075 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18076 __builtin_object_size.
18078 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18080 * gcc.c (wrapper_string): New variable.
18081 (insert_wrapper): New function.
18082 (execute): New option -wrapper.
18083 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18085 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18087 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18088 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18089 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18091 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18092 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18093 config/rs6000/e500crtres64gprctr.asm,
18094 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18095 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18096 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18097 config/rs6000/e500crtsav64gprctr.asm,
18098 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18099 config/rs6000/e500crtsavg64gprctr.asm: New files.
18100 * config/rs6000/t-ppccomm: Add build rules for new files.
18101 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18102 * config/rs6000/t-netbsd: Add build rules for new files.
18103 (LIB2FUNCS_STATIC_EXTRA): New variable.
18104 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18105 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18106 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18108 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18110 * config/i386/i386.c (ix86_builtin_type): Add
18111 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18112 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18113 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18114 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18115 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18116 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18117 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18118 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18119 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18120 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18121 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18122 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18123 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18124 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18125 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18126 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18127 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18128 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18129 V1DI_FTYPE_V2SI_V2SI.
18130 (bdesc_2arg): Moved to ...
18131 (bdesc_args): Here.
18132 (ix86_init_mmx_sse_builtins): Updated.
18133 (ix86_expand_args_builtin): Updated. Take a pointer
18134 to const struct builtin_description. Handle comparison
18136 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18137 (ix86_expand_builtin): Updated.
18139 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18140 (ssse3_pmaddubsw128): This.
18141 (ssse3_pmaddubswv4hi3): Renamed to ...
18142 (ssse3_pmaddubsw): This.
18144 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18145 (__builtin_ia32_packssdw128): Likewise.
18146 (__builtin_ia32_packuswb128): Likewise.
18147 (__builtin_ia32_pmaddubsw): Likewise.
18148 (__builtin_ia32_pmaddubsw128): Likewise.
18150 2008-04-30 Richard Guenther <rguenther@suse.de>
18152 PR tree-optimization/14847
18153 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18154 (recognize_bits_test): Use it.
18155 (recognize_single_bit_test): Likewise.
18157 2008-04-30 Martin Jambor <mjambor@suse.cz>
18159 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18160 instead of setting number of formal parameters to zero.
18161 (ipcp_init_stage): Do not set the number of actual parameters to zero
18163 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18164 which are called with variable number of arguments.
18165 (ipcp_insert_stage): Explicitely skipping all nodes which are
18166 called with variable number of arguments.
18167 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18168 number of parameters.
18170 * ipa-prop.h (struct ipa_node_params): Added flag
18171 called_with_var_arguments
18172 (ipa_set_param_count): Added. Changed sole setter to use it.
18173 (ipa_get_param_count): Added. All readers of param_count
18174 converted to use it instead.
18175 (ipa_set_called_with_variable_arg): Added.
18176 (ipa_is_called_with_var_arguments): Added.
18177 (ipa_get_ith_param): Added. All readers of param_decls converted
18179 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18181 (ipa_get_cs_argument_count): Added, all readers of argument_count
18183 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18186 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18187 (struct ipcp_lattice): Renamed cval_type to type
18188 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18190 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18191 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18192 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18193 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18194 (build_const_val): Changed the type of parameter cvalue to tree
18195 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18196 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18198 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18201 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18202 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18203 (ipa_add_method): Renamed to ipa_push_func_to_list
18204 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18205 (ipa_callsite_param_count): Removed.
18206 (ipa_callsite_param_count_set): Removed.
18207 (ipa_callsite_param): Removed.
18208 (ipa_callsite_callee): Removed.
18209 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18210 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18211 (ipa_method_formal_count): Removed.
18212 (ipa_method_formal_count_set): Removed.
18213 (ipa_method_get_tree): Removed.
18214 (ipa_method_tree_map_create): Removed.
18215 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18216 (ipa_create_param_decls_array): Creates the array itself
18217 (ipa_create_param_decls_array): Temporary variable info instead of
18218 a few dereferences.
18219 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18220 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18221 (get_type): Removed.
18222 (ipa_jf_get_info_type): Removed.
18223 (ipa_node_create): Renamed to ipa_create_node_params
18224 (ipa_free): Renamed to ipa_free_all_node_params
18225 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18226 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18227 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18228 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18229 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18230 ipa_free_all_edge_args
18231 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18232 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18233 (ipa_create_methodlist_node): Removed.
18234 (ipa_methodlist_method): Removed.
18235 (ipa_methodlist_method_set): Removed.
18236 (ipa_methodlist_next_method): Removed.
18237 (ipa_methodlist_next_method_set): Removed.
18238 (ipa_method_is_modified): Removed.
18239 (ipa_method_modify_create): Removed.
18240 (ipa_method_modify_init): Temporary variable info instead of a few
18242 (ipa_detect_param_modifications): Temporary variable info instead of
18243 a few dereferences.
18244 (ipa_compute_jump_functions): Temporary variable info instead of
18245 a few dereferences.
18246 (ipa_method_modify_set): Removed.
18247 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18248 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18249 than craph_node as the first parameter.
18250 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18251 (ipa_method_modify_init): Removed.
18252 (ipa_compute_jump_functions): Added a temp variable instead of
18253 repeatadly dereferencing the cgraph_edge.aux pointer
18254 (ipa_callsite_param_set_type): Removed.
18255 (ipa_compute_jump_functions): i renamed to index and moved to
18257 (ipa_callsite_param_set_info_type_formal): Removed.
18258 (ipa_callsite_param_set_info_type): Removed.
18259 (ipa_callsite_param_map_create): Removed.
18260 (ipa_callsite_tree): Removed.
18261 (ipa_callsite_caller): Removed.
18262 (ipa_pop_func_from_list): return_method removed to return_func
18264 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18265 prefixed all values with IPA_. Changed all users.
18266 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18267 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18268 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18269 (union parameter_info): Renamed to jump_func_value.
18270 (union jump_func_value): Renamed value to constant
18271 (struct ipa_jump_func): Renamed info_type to value
18272 (struct ipa_node): Renamed to ipa_node_params
18273 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18274 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18275 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18276 (struct ipa_edge): Renamed to ipa_edge_args
18277 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18278 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18279 (struct ipa_methodlist): Renamed to ipa_func_list
18280 (struct ipa_func_list): method_p renamed to node, next_method
18282 (ipa_methodlist_p): Removed, switched all users to struct pointer
18283 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18285 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18287 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18288 (rs6000_emit_epilogue): Use backchain to restore only when we
18289 have a large frame. Make use of frame pointer to restore if we
18290 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18292 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18294 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18295 Add mode to zero_extract.
18296 (sign bit tests peepholes): (Ditto.).
18298 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18300 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18301 Instructions in comments with SSE3.
18302 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18303 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18304 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18305 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18306 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18307 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18308 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18309 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18310 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18311 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18312 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18313 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18314 (bdesc_sse_args): Renamed to ...
18315 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18316 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18317 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18318 IX86_BUILTIN_FABSQ.
18319 (bdesc_1arg): Moved to ...
18320 (bdesc_args): Here.
18321 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18322 Instructions in comments with SSE3.
18323 (ix86_expand_sse_operands_builtin): Renamed to ...
18324 (ix86_expand_args_builtin): This. Updated.
18325 (ix86_expand_unop1_builtin): Update comments.
18326 (ix86_expand_builtin): Updated.
18328 2008-04-29 Richard Guenther <rguenther@suse.de>
18330 PR tree-optimization/36078
18331 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18332 Update virtual SSA form after cleaning up the CFG.
18334 2008-04-29 Richard Guenther <rguenther@suse.de>
18336 PR middle-end/15255
18337 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18339 2008-04-29 Richard Guenther <rguenther@suse.de>
18341 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18342 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18343 (compute_flow_insensitive_aliasing): Do not treat
18344 PTR_IS_REF_ALL pointers special.
18345 (get_smt_for): Likewise.
18346 (may_alias_p): Re-structure.
18347 (is_escape_site): A ref-all pointer conversion is not an escape site.
18348 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18349 PTR_IS_REF_ALL pointers special.
18350 * tree-ssa-structalias.h (struct alias_info): Remove
18351 ref_all_symbol_mem_tag field.
18352 (PTR_IS_REF_ALL): Remove.
18354 2008-04-29 Richard Guenther <rguenther@suse.de>
18356 PR middle-end/36077
18357 * fold-const.c (extract_muldiv_1): In combining division constants
18358 make sure to never overflow.
18360 2008-04-29 Nick Clifton <nickc@redhat.com>
18362 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18364 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18367 * optc-gen.awk: Work around HP-UX/IA awk bug.
18369 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18371 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18374 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18377 * config/i386/i386.md
18378 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18379 Change operand 1 predicate to nonimmediate_operand.
18381 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18384 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18386 * gengtype.c (walk_type, write_func_for_structure): Handle
18388 * doc/gty.texi: Document chain_circular.
18390 2008-04-28 Richard Guenther <rguenther@suse.de>
18392 PR tree-optimization/36066
18393 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18396 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18399 * config/i386/i386.md
18400 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18401 Use match_scratch instead of match_operand for operands 3 and 4.
18403 2008-04-27 Richard Guenther <rguenther@suse.de>
18405 PR tree-optimization/18754
18406 PR tree-optimization/34223
18407 * tree-pass.h (pass_complete_unrolli): Declare.
18408 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18409 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18410 Rewrite loop into loop closed SSA form if it is not already.
18411 (tree_unroll_loops_completely): Re-structure to iterate over
18412 innermost loops with intermediate CFG cleanups.
18413 Unroll outermost loops only if requested or the code does not grow
18415 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18416 loops are available.
18417 (tree_vectorize): Instead do so here.
18418 (tree_complete_unroll): Also unroll outermost loops.
18419 (tree_complete_unroll_inner): New function.
18420 (gate_tree_complete_unroll_inner): Likewise.
18421 (pass_complete_unrolli): New pass.
18422 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18423 uses outside of the loop.
18424 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18425 form if it is available.
18426 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18427 * passes.c (init_optimization_passes): Schedule complete inner
18428 loop unrolling pass before the first CCP pass after final inlining.
18430 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18432 * targhooks.h (default_emutls_var_fields,
18433 default_emutls_var_init): Declare.
18434 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18435 * target.h (struct gcc_target): Add struct emutls member.
18436 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18437 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18438 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18439 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18440 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18441 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18442 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18443 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18444 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18445 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18446 emit debug information.
18447 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18448 * varasm.c: Include targhooks.h.
18449 (emutls_object_section, emutls_tmpl_section): New.
18450 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18451 (EMUTLS_SEPARATOR): New.
18452 (prefix_name): New.
18453 (get_emutls_object_name): New.
18454 (default_emutls_var_fields): New, broken out of ...
18455 (get_emutls_object_type): ... here. Adjust to use target hooks.
18456 (get_emutls_init_templ_addr): Adjust to use target hooks.
18457 (emutls_decl): Adjust to use target hooks.
18458 (emutls_finish): Likewise.
18459 (default_emutls_var_init): New, broken out of ...
18460 (assemble_variable): ... here. Adjust to use target hooks.
18461 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18462 SECCAT_EMUTLS_TMPL.
18463 * c-common.c (handle_section_attribute): Prevent overriding
18464 sections for emulated tls with special sections.
18465 * config/i386/i386.c (x86_64_elf_select_section): Add
18466 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18467 (x86_64_elf_unique_section): Likewise.
18468 * config/vxworks.c: Include tree.h.
18469 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18470 (vxworks_override_options): Set TLS scheme.
18471 * doc/tm.texi (Emulated TLS): New node.
18473 2008-04-26 Simon Baldwin <simonb@google.com>
18476 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18477 with propagated string constants.
18479 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18481 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18482 constraint for operand 2 when operand 0 is memory operand.
18483 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18484 operand 0 is memory operand.
18485 (fix_trunc<mode>_i387_with_temp): Ditto.
18486 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18487 operand 2 when operand 1 is memory operand.
18488 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18489 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18490 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18491 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18492 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18493 operands 2,3 and 4 when operand 1 is memory operand.
18494 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18496 (fistdi2_floor_with_temp): Ditto.
18497 (fist<mode>2_floor_with_temp): Ditto.
18498 (fistdi2_ceil_with_temp): Ditto.
18499 (fist<mode>2_ceil_with_temp): Ditto.
18500 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18502 2008-04-26 David Daney <ddaney@avtrex.com>
18504 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18506 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18507 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18508 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18509 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18510 (compare_and_swap_12): New insn.
18511 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18512 * config/mips/mips.c (mips_force_binary): New function.
18513 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18514 (mips_expand_compare_and_swap_12): New function.
18515 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18517 2008-04-25 Jan Hubicka <jh@suse.cz>
18520 * cfgexpand.c (pass_expand): Turn into RTL pass.
18521 * passes.c (execute_one_pass): Do pass typechecking after execution.
18522 * tree-pass.h (pass_expand): Turn into RTL pass.
18524 * function.h (struct rtl_data): Move here fields
18525 accesses_prior_frames, calls_eh_return, saves_all_registers,
18526 has_nonlocal_goto, has_asm_statement, is_thunk,
18527 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18528 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18529 arg_pointer_save_area_init from struct function; turn into bool.
18530 (struct function): Move
18531 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18532 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18533 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18534 tail_call_emit, arg_pointer_save_area_init
18535 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18536 (current_function_returns_struct, current_function_returns_pcc_struct,
18537 current_function_calls_setjmp, current_function_calls_alloca,
18538 current_function_accesses_prior_frames,
18539 current_function_calls_eh_return, current_function_is_thunk,
18540 current_function_stdarg, current_function_profile,
18541 current_function_limit_stack, current_function_uses_pic_offset_table,
18542 current_function_uses_const_pool, current_function_has_nonlocal_label,
18543 current_function_saves_all_registers,
18544 current_function_has_nonlocal_goto,
18545 current_function_has_asm_statement): Remove accesor macros.
18546 * ra-conflict.c (global_conflicts): Update.
18547 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18548 (suitable_for_tail_call_opt_p): Update.
18549 * builtins.c (expand_builtin_return_addr): Update.
18550 (expand_builtin_setjmp_setup): Update.
18551 (expand_builtin_nonlocal_goto): Update.
18552 * final.c (final_start_function): Update.
18553 (profile_function): Update.
18554 (leaf_function_p): Update.
18555 (only_leaf_regs_used): Update.
18556 * df-scan.c (df_get_exit_block_use_set): Update.
18557 * dojump.c (clear_pending_stack_adjust): Update.
18558 * tree-stdarg.c (gate_optimize_stdarg): Update.
18559 * gimple-low.c (lower_function_body): Update.
18560 * global.c (compute_regsets): Update.
18561 (global_alloc): Update.
18562 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18563 * expr.c (expand_assignment): Update.
18564 * dse.c (dse_step0): Update.
18565 (dse_step1): Update.
18566 * c-decl.c (store_parm_decls): Update.
18567 * local-alloc.c (combine_regs): Update.
18568 (find_free_reg): Update.
18569 * function.c (assign_parms_augmented_arg_list): Update.
18570 (assign_parm_find_data_types): Update.
18571 (assign_parms): Update.
18572 (allocate_struct_function): Update.
18573 (expand_function_start): Update.
18574 (expand_function_end): Update.
18575 (get_arg_pointer_save_area): Update.
18576 (thread_prologue_and_epilogue_insns): Update.
18577 (rest_of_match_asm_constraints): Update.
18578 * stor-layout.c (variable_size): Update.
18579 * gcse.c (gcse_main): Update.
18580 (bypass_jumps): Update.
18581 * gimplify.c (gimplify_function_tree): Update.
18582 * calls.c (emit_call_1): Update.
18583 (expand_call): Update.
18584 * bt-load.c (compute_defs_uses_and_gen): Update.
18585 * except.c (sjlj_assign_call_site_values): Update.
18586 (sjlj_emit_function_enter): Update.
18587 (can_throw_external): Update.
18588 (set_nothrow_function_flags): Update.
18589 (expand_builtin_unwind_init): Update.
18590 (expand_eh_return): Update.
18591 (convert_to_eh_region_ranges): Update.
18592 (output_function_exception_table): Update.
18593 * emit-rtl.c (gen_tmp_stack_mem): Update.
18594 * cfgexpand.c (expand_used_vars): Update.
18595 (tree_expand_cfg): Update.
18596 * cfgcleanup.c (rest_of_handle_jump): Update.
18597 * explow.c (allocate_dynamic_stack_space): Update.
18598 * varasm.c (assemble_start_function): Update.
18599 (force_const_mem): Update.
18600 (mark_constant_pool): Update.
18601 * tree-optimize.c (tree_rest_of_compilation): Update.
18602 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18603 * tree-cfg.c (notice_special_calls): Update.
18604 (is_ctrl_altering_stmt): Update.
18605 (tree_can_make_abnormal_goto): Update.
18606 (tree_purge_dead_abnormal_call_edges): Update.
18607 * config/alpha/predicates.md: Update.
18608 * config/alpha/alpha.c (alpha_sa_mask): Update.
18609 (alpha_sa_size): Update.
18610 (alpha_does_function_need_gp): Update.
18611 (alpha_expand_prologue): Update.
18612 (alpha_start_function): Update.
18613 (alpha_output_function_end_prologue): Update.
18614 (alpha_expand_epilogue): Update.
18615 * config/frv/frv.c (frv_stack_info): Update.
18616 (frv_expand_epilogue): Update.
18617 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18618 (s390_register_info): Update.
18619 (s390_frame_info): Update.
18620 (s390_init_frame_layout): Update.
18621 (s390_can_eliminate): Update.
18622 (save_gprs): Update.
18623 * config/spu/spu.c (spu_split_immediate): Update.
18624 (need_to_save_reg): Update.
18625 (spu_expand_prologue): Update.
18626 (spu_expand_epilogue): Update.
18627 * config/sparc/sparc.md: Update.
18628 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18629 (sparc_tls_got): Update.
18630 (legitimize_pic_address): Update.
18631 (sparc_emit_call_insn): Update.
18632 (sparc_expand_prologue): Update.
18633 (output_return): Update.
18634 (print_operand): Update.
18635 (sparc_function_ok_for_sibcall): Update.
18636 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18637 * config/m32r/m32r.md: Update.
18638 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18639 (m32r_compute_frame_size): Update.
18640 (m32r_expand_prologue): Update.
18641 (m32r_expand_epilogue): Update.
18642 (m32r_legitimize_pic_address): Update.
18643 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18644 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18645 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18646 (gen_push): Update.
18647 (ix86_save_reg): Update.
18648 (ix86_compute_frame_layout): Update.
18649 (ix86_expand_prologue): Update.
18650 (ix86_expand_epilogue): Update.
18651 * config/sh/sh.c (output_stack_adjust): Update.
18652 (calc_live_regs): Update.
18653 (sh5_schedule_saves): Update.
18654 (sh_expand_prologue): Update.
18655 (sh_expand_epilogue): Update.
18656 (sh_setup_incoming_varargs): Update.
18657 (sh_allocate_initial_value): Update.
18658 (sh_get_pr_initial_val): Update.
18659 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18660 * config/sh/sh.md (label:): Update.
18661 * config/avr/avr.c (out_movhi_mr_r): Update.
18662 * config/crx/crx.h (enum): Update.
18663 * config/xtensa/xtensa.h (along): Update.
18664 * config/stormy16/stormy16.c Update.
18665 (xstormy16_compute_stack_layout): Update.
18666 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18667 (fr30_expand_prologue): Update.
18668 * config/cris/cris.c (cris_conditional_register_usage): Update.
18669 (cris_reg_saved_in_regsave_area): Update.
18670 (cris_initial_frame_pointer_offset): Update.
18671 (cris_simple_epilogue): Update.
18672 (cris_expand_prologue): Update.
18673 (cris_expand_epilogue): Update.
18674 (cris_expand_pic_call_address): Update.
18675 (cris_asm_output_symbol_ref): Update.
18676 (cris_asm_output_label_ref): Update.
18677 * config/cris/cris.md Update.
18678 * config/iq2000/iq2000.c (compute_frame_size): Update.
18679 (iq2000_expand_epilogue): Update.
18680 * config/mt/mt.h (save_direction): Update.
18681 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18682 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18683 (ia64_secondary_reload_class): Update.
18684 * config/m68k/m68k.c (m68k_save_reg): Update.
18685 (m68k_expand_prologue): Update.
18686 (m68k_expand_epilogue): Update.
18687 (legitimize_pic_address): Update.
18688 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18689 (first_reg_to_save): Update.
18690 (first_altivec_reg_to_save): Update.
18691 (compute_vrsave_mask): Update.
18692 (compute_save_world_info): Update.
18693 (rs6000_stack_info): Update.
18694 (spe_func_has_64bit_regs_p): Update.
18695 (rs6000_ra_ever_killed): Update.
18696 (rs6000_emit_eh_reg_restore): Update.
18697 (rs6000_emit_allocate_stack): Update.
18698 (rs6000_emit_prologue): Update.
18699 (rs6000_emit_epilogue): Update.
18700 (rs6000_output_function_epilogue): Update.
18701 (output_profile_hook): Update.
18702 (rs6000_elf_declare_function_name): Update.
18703 * config/rs6000/rs6000.h (rs6000_args): Update.
18704 * config/rs6000/rs6000.md: Update.
18705 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18706 * config/arc/arc.c (arc_output_function_epilogue): Update.
18707 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18708 * config/darwin.c (machopic_function_base_name): Update.
18709 * config/score/score3.c (score3_compute_frame_size): Update.
18712 (score3_epilogue): Update.
18713 * config/score/score7.c (score7_compute_frame_size): Update.
18714 (score7_prologue): Update.
18715 (score7_epilogue): Update.
18716 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18717 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18718 * config/arm/arm.c (use_return_insn): Update.
18719 (require_pic_register): Update.
18720 (arm_load_pic_register): Update.
18721 (arm_compute_save_reg0_reg12_mask): Update.
18722 (arm_compute_save_reg_mask): Update.
18723 (thumb1_compute_save_reg_mask): Update.
18724 (output_return_instruction): Update.
18725 (arm_output_function_prologue): Update.
18726 (arm_output_epilogue): Update.
18727 (arm_get_frame_offsets): Update.
18728 (arm_expand_prologue): Update.
18729 (thumb_pushpop): Update.
18730 (thumb_exit): Update.
18731 (thumb1_expand_prologue): Update.
18732 (thumb1_expand_epilogue): Update.
18733 (arm_unwind_emit): Update.
18734 (arm_output_fn_unwind): Update.
18735 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18736 * config/arm/arm.md: Update.
18737 * config/pa/pa.md: Update.
18738 * config/pa/pa.c (legitimize_pic_address): Update.
18739 (compute_frame_size): Update.
18740 (hppa_expand_prologue): Update.
18741 (hppa_expand_epilogue): Update.
18742 (borx_reg_operand): Update.
18743 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18744 (HARD_REGNO_RENAME_OK): Update.
18745 * config/mips/mips.c (mips_global_pointer): Update.
18746 (mips_save_reg_p): Update.
18747 (mips_compute_frame_info): Update.
18748 (mips_frame_pointer_required): Update.
18749 (mips_expand_prologue): Update.
18750 (mips_expand_epilogue): Update.
18751 (mips_can_use_return_insn): Update.
18752 (mips_reorg_process_insns): Update.
18753 * config/v850/v850.c (compute_register_save_size): Update.
18754 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18755 * config/mmix/mmix.c (along): Update.
18756 (mmix_expand_epilogue): Update.
18757 * config/bfin/bfin.c (legitimize_pic_address): Update.
18758 (must_save_p): Update.
18759 (stack_frame_needed_p): Update.
18760 (add_to_reg): Update.
18761 (bfin_expand_prologue): Update.
18762 * stmt.c (expand_asm_operands): Update.
18763 * reload1.c (reload): Update.
18764 (init_elim_table): Update.
18766 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18768 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18770 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18772 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18773 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18774 (mov<mode>): Removed.
18775 (*movv4sf_internal): Likewise.
18776 (*movv2df_internal): Likewise.
18778 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18780 * config.gcc (crx-*-elf): Remove deprecation.
18782 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18784 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18785 __gcc_deregister_frame with atexit.
18786 (deregister_frame_dtor): Remove.
18788 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18789 Nathan Sidwell <nathan@codesourcery.com>
18791 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18793 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18794 (rs6000_isel): Likewise.
18795 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18796 (rs6000_isel): New variable.
18797 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18799 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18802 * c-common.c (handle_vector_size_attribute): Call
18803 lang_hooks.types.reconstruct_complex_type instead of
18804 reconstruct_complex_type.
18805 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18806 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18807 * langhooks.h (struct lang_hooks_for_types): Add
18808 reconstruct_complex_type hook.
18809 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18810 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18812 2008-04-24 Richard Guenther <rguenther@suse.de>
18814 * c-common.h (check_builtin_function_arguments): Declare.
18815 * c-common.c (validate_nargs): New function.
18816 (check_builtin_function_arguments): Likewise.
18817 * c-typeck.c (build_function_call): Call
18818 check_builtin_function_arguments.
18819 * builtins.c (fold_builtin_classify): Remove error reporting code.
18820 (fold_builtin_unordered_cmp): Likewise.
18821 (fold_builtin_1): Likewise.
18822 (fold_builtin_n): Likewise.
18824 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18826 PR tree-optimization/36008
18827 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18828 the original op1, rather than delta by step.
18830 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18831 Sebastian Pop <sebastian.pop@amd.com>
18833 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18834 eliminate_local_variables_stmt, eliminate_local_variables,
18835 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18836 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18837 of code delimited by two edges in the CFG.
18838 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18839 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18840 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18841 the case of parallelisation of reductions.
18842 (expr_invariant_in_region_p): New.
18844 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18845 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18847 2008-04-24 Ira Rosen <irar@il.ibm.com>
18848 Richard Guenther <rguenther@suse.de>
18850 PR tree-optimization/36034
18851 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18852 incapable of dealing with loads with gaps.
18854 2008-04-24 Rafael Espíndola <espindola@google.com>
18856 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18857 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18858 vrp_evaluate_conditional.
18859 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18860 (vrp_evaluate_conditional): Split the cond argument.
18861 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18862 (simplify_stmt_for_jump_threading): Update call to
18863 vrp_evaluate_conditional.
18865 2008-04-24 Ira Rosen <irar@il.ibm.com>
18867 PR tree-optimization/35982
18868 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18869 interleaved data-refs are of the same type.
18871 2008-04-24 Danny Smith <dannysmith@users.net>
18873 * c-format.c (check_format_info_main): Use strncmp rather than a
18874 magic prefix to handle multichar length specs.
18875 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18876 Don't prefix "I64" and "I32" with '\0'.
18878 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18881 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18882 in registers for -m32 only if stdarg_p (fntype).
18884 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18886 PR rtl-optimization/36006
18887 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18888 temp to op0 in order to avoid invalid rtx sharing.
18890 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18892 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18893 check TREE_INVARIANT.
18894 * tree-gimple.c (is_gimple_address): New.
18895 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18896 * tree-gimple.h (is_gimple_address): New.
18897 * tree.h (decl_address_invariant_p): New.
18898 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18899 (build_string): Likewise.
18900 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18901 (tree_invariant_p_1): Likewise.
18902 (save_expr): Use it.
18903 (tree_invariant_p): New.
18904 (skip_simple_arithmetic): Use it.
18905 (stabilize_reference_1): Use it.
18906 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18908 (build1_stat): Drop code to compute TREE_INVARIANT.
18909 (build2_stat): Drop code to compute TREE_INVARIANT.
18910 (build3_stat): Drop code to compute TREE_INVARIANT.
18911 (build4_stat): Drop code to compute TREE_INVARIANT.
18912 (build5_stat): Drop code to compute TREE_INVARIANT.
18913 (build7_stat): Drop code to compute TREE_INVARIANT.
18914 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18915 * tree.h (struct tree_base): Remove invariant_flag.
18916 (TREE_INVARIANT): Remove.
18917 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18918 (fold_builtin_expect): Check TREE_CONSTANT.
18919 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18920 * c-tree.h (c_expr_to_decl): Drop third parameter.
18921 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18922 (build_c_cast): Don't set TREE_INVARIANT.
18923 (pop_init_level): Don't set TREE_INVARIANT.
18924 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18925 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18927 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18928 (gimplify_addr_expr): Adjust comment.
18929 * tree-mudflap.c (mf_build_string):
18930 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18931 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18932 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18933 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18934 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18935 * langhooks.h (struct lang_hooks): Drop third parameter from
18938 2008-04-23 Richard Guenther <rguenther@suse.de>
18940 PR tree-optimization/27799
18941 PR tree-optimization/32921
18942 PR tree-optimization/32624
18943 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18944 SMTs aliases and the tag itself into the solution.
18945 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18946 merge the points-to solution back into the SMT aliases.
18947 (may_alias_p): Use alias_set_subset_of instead of
18948 aliases_conflict_p. A pointer which points to
18949 memory with alias set zero may access any variable.
18951 2008-04-23 Richard Guenther <rguenther@suse.de>
18953 * alias.c (alias_set_subset_of): Correctly handle asking
18954 if zero is a subset of an alias set with zero child.
18955 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18956 (compute_flow_insensitive_aliasing): Correctly walk all
18957 pointers. Do not unnecessarily union sets.
18959 2008-04-23 Richard Guenther <rguenther@suse.de>
18961 PR middle-end/36021
18962 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18964 2008-04-22 Tomas Bily <tbily@suse.cz>
18966 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18968 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18970 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18971 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18972 * tree-inline.c (estimate_num_insns_1): Likewise.
18973 * varasm.c (const_hash_1, compare_constant, copy_constant)
18974 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18975 * emit-rtl.c (component_ref_for_mem_expr)
18976 (set_mem_attributes_minus_bitpos): Likewise.
18977 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18978 (is_aligning_offset): Likewise.
18979 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18980 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18981 * dojump.c (do_jump): Likewise.
18982 * builtins.c (get_pointer_alignment, get_memory_rtx)
18983 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18984 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18986 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18988 PR rtl-optimization/36017
18989 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18990 expanding the library call.
18992 2008-04-22 Ian Lance Taylor <iant@google.com>
18994 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18995 than size_in_bytes.
18997 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18999 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19000 of LR/CTR moves for Power6.
19002 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19004 PR middle-end/36003
19005 * passes.c (init_optimization_passes): Remove
19006 pass_fast_rtl_byte_dce.
19008 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19011 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19012 builtin functions to generate faster code.
19013 (_mm_cvtpu16_ps): Ditto.
19014 (_mm_cvtpi32x2_ps): Ditto.
19016 2008-04-22 Nick Clifton <nickc@redhat.com>
19018 * common.opt (ftree-loop-distribution): Add Optimization
19021 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19022 (frv_expand_builtin_va_start): Likewise.
19024 * config/arm/arm.c (thumb_find_work_register): Fix location of
19025 argument register count.
19027 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19029 Support scheduling for ColdFire V1 and V3 microarchitecture.
19030 Improve scheduling of multiplication instructions.
19032 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19033 (mac): New instruction attribute.
19034 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19035 (m68k_sched_mac): New variable.
19036 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19037 Handle cfv1 and cfv3.
19038 (max_insn_size): New static variable.
19039 (struct _sched_ib): New type.
19040 (sched_ib): New static variable.
19041 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19042 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19043 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19045 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19046 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19047 new variables. Update.
19048 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19049 Add modeling of cfv3 instruction buffer. Update.
19050 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19051 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19052 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19053 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19054 a particular reservation applies to.
19055 (type2): Reorganize attribute values. Rename alu to alu_reg,
19056 alu_l to alu, move_l to omove. Join move to alu. Split mul
19057 to mul_l and mul_w.
19058 (cf_ib_*): Simplify description of instruction buffer.
19059 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19060 (cf_mem): Split into cf_mem1 and cf_mem2.
19061 (cf_v2_move_??): Rename to cfv12_alu_??.
19062 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19063 (cf_v2_mul_??): Remove reservations.
19064 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19065 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19066 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19068 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19069 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19070 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19071 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19072 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19073 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19074 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19075 expansions of the above reservations for instructions of sizes
19078 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19080 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19082 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19084 * coverage.c: Include tree-pass.h.
19085 (coverage_counter_alloc): Print da_file_name to the dump file.
19087 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19089 * sbitmap.c (sbitmap_range_empty_p): New function.
19090 * sbitmap.h (sbitmap_range_empty_p): New function.
19091 * bitmap.h: Now includes obstack.h.
19093 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19094 Kenneth Zadeck <zadeck@naturalbridge.com>
19096 * dbgcnt.def (ra_byte_scan): Added.
19097 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19098 when the last hit happens for a counter.
19099 * timevar.def (TV_DF_BYTE_LR): New variable.
19100 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19101 * passes.c (pass_fast_rtl_byte_dce): New pass.
19102 * fwprop.c (update_df): Added mode to call df_ref_create.
19103 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19104 DF_REF_EXTRACT_OFFSET.
19105 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19106 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19108 (df_ref_extract): Added mode field.
19109 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19110 DF_REF_EXTRACT_OFFSET.
19111 (DF_REF_EXTRACT_MODE): New macro.
19112 (df_byte_lr_bb_info): New structure.
19113 (df_print_byte_regset, df_compute_accessed_bytes,
19114 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19115 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19116 df_byte_lr_simulate_uses,
19117 df_byte_lr_simulate_artificial_refs_at_top,
19118 df_byte_lr_simulate_artificial_refs_at_end,
19119 df_compute_accessed_bytes): New function.
19120 (df_ref_create): Add parameter.
19121 (df_byte_lr_get_bb_info): New inline function.
19122 * df-scan.c (df_ref_record, df_uses_record,
19123 df_ref_create_structure): Added mode parameter.
19124 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19125 df_defs_record, df_uses_record, df_get_conditional_uses,
19126 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19127 df_entry_block_defs_collect, df_exit_block_uses_collect):
19128 Added mode parameter to calls to df_ref_record, df_uses_record,
19129 df_ref_create_structure.
19130 (df_ref_equal_p, df_ref_compare): Added test for modes.
19131 (df_ref_create_structure): Added code to set mode. Renamed
19132 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19133 DF_REF_EXTRACT_OFFSET.
19134 * df-core.c (df_print_byte_regset): New function.
19135 * df-byte-scan.c: New file.
19136 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19137 calls to BITMAP_FREE.
19138 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19139 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19140 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19141 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19142 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19143 df_byte_lr_local_compute, df_byte_lr_init,
19144 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19145 df_byte_lr_transfer_function, df_byte_lr_free,
19146 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19147 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19148 df_byte_lr_simulate_uses,
19149 df_byte_lr_simulate_artificial_refs_at_top,
19150 df_byte_lr_simulate_artificial_refs_at_end): New function.
19151 * dce.c (byte_dce_process_block): New function.
19152 (dce_process_block): au is now passed in rather than computed
19153 locally. Changed loops that look at artificial defs to not look
19154 for conditional or partial ones, because there never are any.
19155 (fast_dce): Now is able to drive byte_dce_process_block or
19156 dce_process_block depending on the kind of dce being done.
19157 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19158 (rest_of_handle_fast_byte_dce): New function.
19159 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19160 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19162 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19165 * gcc.h: Added fortran options that take arguments to
19166 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19169 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19171 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19172 scalarization if on the LHS and not a full access.
19174 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19176 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19178 2008-04-18 Rafael Espíndola <espindola@google.com>
19180 * tree-vrp.c (find_case_label_index): Fix the binary search.
19181 (find_case_label_range): New.
19182 (vrp_visit_switch_stmt): Use find_case_label_range.
19183 (simplify_switch_using_ranges): Use find_case_label_range.
19185 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19187 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19188 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19190 2008-04-18 Tom Tromey <tromey@redhat.com>
19193 * doc/cpp.texi (Implementation-defined behavior): Mention
19196 2008-04-18 Ian Lance Taylor <iant@google.com>
19198 * fold-const.c (pointer_may_wrap_p): New static function.
19199 (fold_comparison): Add another test for pointer overflow. Use
19200 pointer_may_wrap_p to disable some false positives.
19202 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19204 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19205 (fname_as_string): Match updated cpp_interpret_string prototype.
19206 (fix_string_type): Support char16_t* and char32_t*.
19207 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19208 derivative) nodes. Register as builtin if C++0x.
19209 (c_parse_error): Support CPP_CHAR{16,32}.
19210 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19211 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19212 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19213 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19214 CTI_CHAR32_ARRAY_TYPE>: New elements.
19215 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19216 char32_type_node, signed_char32_type_node, char16_array_type_node,
19217 char32_array_type_node): New defines.
19218 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19219 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19220 (lex_string): Support CPP_STRING{16,32}, match updated
19221 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19222 (lex_charconst): Support CPP_CHAR{16,32}.
19223 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19224 and CPP_STRING{16,32}.
19226 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19229 * aclocal.m4: Regenerate.
19230 * configure: Regenerate.
19232 2008-04-18 Jan Hubicka <jh@suse.cz>
19234 * except.c (dw2_size_of_call_site_table,
19235 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19237 * cgraphbuild.c (build_cgraph_edges): Update.
19238 * tree-pass.h: Update comment.
19239 * final.c (leaf_function_p): Update.
19240 (leaf_renumber_regs): Update.
19241 (rest_of_clean_state): Update.
19242 * omp-low.c (expand_omp_parallel): Update.
19243 * ipa-reference.c (analyze_function): Update.
19244 * reorg.c (find_end_label): Update.
19245 (optimize_skip): Update.
19246 (fill_simple_delay_slots): Update.
19247 (fill_simple_delay_slots): Update.
19248 (make_return_insns): Update.
19249 (dbr_schedule): Update.
19250 * gimple-low.c (record_vars_into): Update.
19251 * cfgbuild.c (make_edges): Update.
19252 * function.c (assign_stack_local): Update.
19253 (assign_parm_adjust_stack_rtl): Update.
19254 (locate_and_pad_parm): Update.
19255 (allocate_struct_function): Do not initialize stack_alignment_needed
19256 and preferred_stack_boundary here.
19257 (stack_protect_prologue): Update.
19258 (stack_protect_epilogue): Update.
19259 (expand_function_start): Initialize stack_alignment_needed,
19260 preferred_stack_boundary and max_jumptable_ents.
19261 (expand_function_end): Update.
19262 (free_after_compilation): Do not NULLify epilogue_delay_list.
19263 * function.h (struct rtl_data): Add stack_protect_guard,
19264 stack_alignment_needed,
19265 preferred_stack_boundary, epilogue_delay_list.
19266 (struct function): Remove value_histograms, stack_alignment_needed,
19267 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19269 unexpanded_var_list, stack_protect_guard.
19270 (current_function_epilogue_delay_list): Remove.
19271 * ipa-type-escape.c (analyze_function): Update.
19272 * gimplify.c (pop_gimplify_context): Update comment.
19273 * calls.c (expand_call): Update.
19274 (emit_library_call_value_1): Update.
19275 * except.c (set_nothrow_function_flags): Update.
19276 * cfgexpand.c (get_decl_align_unit): Update.
19277 (create_stack_guard): Update.
19278 (estimated_stack_frame_size): Update.
19279 (expand_used_vars): Update.
19280 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19281 * explow.c (allocate_dynamic_stack_space): Update.
19282 * tree-ssa-live.c (remove_unused_locals): Update.
19283 * varasm.c (mark_constant_pool): Update.
19284 * tree-inline.c (remap_decls): Update.
19285 (initialize_cfun): Update.
19286 (declare_return_variable): Update.
19287 (inline_forbidden_p): Update.
19288 (expand_call_inline): Update.
19289 (declare_inline_vars): Update.
19290 (tree_function_versioning): Update.
19291 * tree-flow.h (value_histograms): New.
19292 (VALUE_HISTOGRAMS): New macro.
19293 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19295 * tree-cfg.c (set_bb_for_stmt): Update.
19296 (replace_by_duplicate_decl): Update.
19297 (move_block_to_fn): Update.
19298 (new_label_mapper): Update.
19299 (dump_function_to_file): Update.
19300 * ipa-struct-reorg.c (build_data_structure): Update.
19301 * cfgrtl.c (print_rtl_with_bb): Update.
19302 * reload1.c (reload): Update.
19304 * config/i386/i386.c (setup_incoming_varargs_64,
19305 ix86_compute_frame_layout): Update.
19306 * config/arc/arc.c (arc_output_function_epilogue): Update.
19308 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19310 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19311 for FreeBSD as well.
19312 * gthr-posix95.h: Likewise.
19314 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19316 PR rtl-optimization/35838
19317 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19318 out the byte offset of the first subreg.
19320 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19322 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19323 to split_ti instead of three separate calls with single member arrays.
19324 (subti3 splitter): Ditto.
19325 (adddi3 splitter): Ditto with split_di.
19326 (subdi3 splitter): Ditto.
19327 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19328 two separate calls with single member arrays. Swap match_dup
19329 operands 1 and 2 to better fit into the array.
19330 (negdi2 splitter): Ditto with split_di.
19331 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19332 two separate calls with single member arrays. Swap match_dup operands
19333 6 and 7 to better fit into the array.
19335 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19337 * config/i386/i386.c (sse_builtin_type): New.
19338 (bdesc_sse_args): Likewise.
19339 (bdesc_sse_3arg): Removed.
19340 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19341 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19342 IX86_BUILTIN_ROUNDPS.
19343 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19344 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19345 IX86_BUILTIN_ROUNDPS.
19346 (ix86_expand_sse_4_operands_builtin): Removed.
19347 (ix86_expand_sse_operands_builtin): New.
19348 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19349 and CODE_FOR_sse4_1_roundps.
19350 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19351 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19353 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19356 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19357 regs before frame pop when needed. If use_backchain_to_restore_sp
19358 then load backchain into a temp reg to restore vr and vrsave. Add
19359 code to restore vr after frame pop if possible.
19361 2008-04-17 Richard Guenther <rguenther@suse.de>
19363 * tree-vn.c (expressions_equal_p): Do not check type
19364 equality or compatibility before calling operand_equal_p.
19365 * fold-const.c (operand_equal_p): Check equivalence of
19366 integer constants before bailing out due to signedness or
19367 precision differences.
19368 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19369 spurious differences in type qualification. Ignore types
19370 for COMPONENT_REFs at all.
19372 2008-04-17 Christian Bruel <christian.bruel@st.com>
19374 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19375 msw_skip comparison.
19377 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19380 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19383 PR tree-optimization/35899
19384 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19385 rather than TREE_OPERAND.
19387 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19390 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19391 temporary registers. Change operand predicate to general_operand.
19392 (remainderxf3): Ditto.
19394 2008-04-16 Richard Guenther <rguenther@suse.de>
19396 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19397 * tree-affine.c (aff_combination_expand): Look through some
19400 2008-04-15 Doug Kwan <dougkwan@google.com>
19402 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19404 * tree-pretty-print.c (dump_generic_node): Ditto.
19405 * final.c (output_addr_const): Ditto.
19406 * dwarf2out.c (output_cfi): Ditto.
19407 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19408 * print-rtl.c (print_rtx): Ditto.
19409 * print-tree.c (print_node_brief, print_node): Ditto.
19410 * c-common.c (match_case_to_enum_1): Ditto.
19411 * sched-vis.c (print_value): Ditto.
19412 * config/i386/i386.c (print_operand): Cast to long unsigned int
19415 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19416 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19417 MS Windows VirtualProtect function.
19419 2008-04-15 Jan Hubicka <jh@suse.cz>
19421 * gengtype.c (write_root): Param_is argument is OK.
19422 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19423 * function.h: Include varray.h
19424 (rtl_eh): New stucture based on except.c one.
19425 (call_site_record): New forward declaration and vector type.
19426 * calls.c (emit_call_1): Do not call
19427 note_current_region_may_contain_throw.
19428 * except.c (eh_status): Remove cur_region, try_region since they are
19430 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19431 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19432 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19433 Remove call_site_data_used, call_site_data_size.
19434 Turn call_site_record into vector in function.h.
19435 (note_current_region_may_contain_throw): Remove.
19436 (get_exception_pointer, get_exception_filter): Do not take struct
19437 function argument; update.
19438 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19439 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19440 build_post_landing_pads, dw2_build_landing_pads,
19441 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19442 sjlj_emit_function_enter, sjlj_emit_function_enter,
19443 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19444 sjlj_build_landing_pads, finish_eh_generation,
19445 remove_exception_handler_label, remove_eh_handler,
19446 maybe_remove_eh_handler, add_reachable_handler,
19447 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19448 add_action_record, collect_one_action_chain, add_call_site,
19449 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19450 sjlj_output_call_site_table, output_function_exception_table,
19451 * except.h (note_current_region_may_contain_throw): Remove
19452 (get_exception_pointer, get_exception_filter): Do not take struct
19454 * Makefile.in (GTFILES): Put varargs before struct function.
19456 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19458 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19459 punt for STRING_CST.
19460 (get_constraint_for): Deal with STRING_CST here instead.
19462 2008-04-15 Richard Guenther <rguenther@suse.de>
19464 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19465 statements in a basic-block with a backward walk. Do not
19466 substitute into dead statements but instead remove those.
19468 2008-04-15 Richard Guenther <rguenther@suse.de>
19470 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19471 to zero, thus disable creation of SFTs.
19473 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19475 * tree-predcom.c (suitable_reference_p): Return false if the
19476 reference can throw.
19478 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19481 * c-decl.c (finish_decl): If extern or static var has variable
19482 size, set TREE_TYPE (decl) to error_mark_node.
19484 2008-04-15 Rafael Espíndola <espindola@google.com>
19486 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19489 2008-04-15 Richard Guenther <rguenther@suse.de>
19491 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19492 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19493 (visit_reference_op_load): Do walk vuse-vdef chains on
19494 vn_reference_lookup.
19495 (visit_reference_op_store): But do not here.
19496 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19497 vn_reference_lookup.
19498 (vn_lookup_with_vuses): But do so here.
19500 2008-04-14 Ian Lance Taylor <iant@google.com>
19502 * fold-const.c (fold_overflow_warning): Remove assertion.
19504 2008-04-15 Ben Elliston <bje@au.ibm.com>
19506 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19507 temp1 local variables.
19509 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19512 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19513 ".text.unlikely" section as executable.
19515 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19517 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19518 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19519 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19520 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19521 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19522 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19523 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19525 2008-04-14 Ian Lance Taylor <iant@google.com>
19527 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19528 * fold-const.c (fold_comparison): If appropriate, test
19529 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19530 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19531 reassociating a pointer type.
19532 * doc/invoke.texi (Optimize Options): Document that
19533 -fstrict-overflow applies to pointer wraparound.
19535 2008-04-13 Jan Hubicka <jh@suse.cz>
19537 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19539 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19541 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19542 we are going to "save the world".
19544 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19546 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19547 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19548 operand 0 constraint, not "=".
19550 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19552 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19554 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19556 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19557 of size of positions_needed * CHAR_BIT.
19559 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19561 PR middle-end/35897
19562 * dse.c (store_info): Change positions_needed to unsigned
19564 (lowpart_bitmask): New.
19565 (record_store): Cast to unsigned HOST_WIDE_INT for
19566 positions_needed. Assert width <= size of positions_needed *
19567 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19568 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19569 lowpart_bitmask to set mask.
19571 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19573 * config/bfin/constraints.md: New file.
19574 * config/bfin/bfin.md: Include it.
19575 (adddi3): Use satisfies_constraint functions instead of the old macros.
19576 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19577 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19578 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19579 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19580 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19581 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19582 EXTRA_CONSTRAINT): Delete.
19583 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19584 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19586 * config/bfin/bfin.c: Include "tm-constrs.h".
19587 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19588 Use satisfies_constraint functions instead of the old macros.
19589 * doc/md.texi (Blackfin Constraints): Update file name reference.
19591 2008-04-11 Richard Guenther <rguenther@suse.de>
19593 PR tree-optimization/35869
19594 * tree-vrp.c (execute_vrp): Move switch statement update after
19595 jump threading. Schedule another cfg cleanup run.
19597 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19600 * attribs.c (decl_attributes): Return early on errorneous node.
19602 2008-04-10 Oleg Ryjkov <olegr@google.com>
19604 * tree.h (struct tree_base): Added a new flag default_def_flag.
19605 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19607 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19609 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19611 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19614 * pa.md: Define mode iterator P. Define mode attribute dwc.
19615 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19616 (icacheflush): Likewise.
19617 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19618 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19620 2008-04-11 Ben Elliston <bje@au.ibm.com>
19622 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19624 2008-04-10 Rafael Espíndola <espindola@google.com>
19626 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19627 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19628 (extract_range_from_expr): The same.
19630 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19632 * config/mips/mips.md (GPR2): New mode iterator.
19633 (seq): Add comment.
19634 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19635 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19636 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19637 Rewrite these to take two modes, the mode of comparison and the
19638 mode of the destination.
19639 * config/mips/mips.c (mips_expand_scc): Instead of having
19640 paradoxical subreg as destination, expand "narrowing" scc if mode
19641 of comparison is SI and target is requested in DI mode.
19642 (mips_emit_int_order_test): Update comment. Make mode of
19643 comparison match CMP0 rather than TARGET. When creating inverse
19644 target use mode of TARGET.
19646 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19648 * gcov-dump.c (tag_summary): Only print summaries for the first
19649 GCOV_COUNTERS_SUMMABLE counters.
19651 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19653 * config/i386/i386.md (absneg): New code iterator.
19654 (absnegprefix): New code attribute.
19655 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19656 patterns using absneg code iterator.
19657 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19658 using absneg code iterator.
19659 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19660 *neg<mode>2 patterns using absneg code iterator.
19661 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19662 *negextendsfdf2 patterns using absneg code iterator.
19663 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19664 *negextendsfxf2 patterns using absneg code iterator.
19665 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19666 *negextendsfdf2 patterns using absneg code iterator.
19667 * config/i386/sse.md (<code><mode>2): Macroize expander from
19668 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19670 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19672 * config/s390/s390.h: Remove the remains of the recent search
19673 & replace action of current_function_outgoing_args_size.
19675 2008-04-10 Ira Rosen <irar@il.ibm.com>
19677 PR tree-optimization/35821
19678 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19679 NEW_STMT_LIST is not NULL.
19681 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19684 * toplev.c (process_options): Remove -ffunction-sections debugging
19687 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19689 PR middle-end/PR28690
19690 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19691 than gen_rtx_fmt_ee to perform more canonicalizations.
19693 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19696 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19698 2008-04-09 Richard Guenther <rguenther@suse.de>
19700 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19701 (dump_function_to_file): Dump function arguments with types.
19703 2008-04-08 Richard Guenther <rguenther@suse.de>
19705 * fold-const.c (fold_widened_comparison): Do not allow
19706 sign-changes that change the result.
19708 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19711 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19712 kinds of indirect references.
19714 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19716 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19717 GNU Fortran language string.
19719 2008-04-08 Rafael Espíndola <espindola@google.com>
19721 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19722 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19723 * tree.h (tree_call_nonnegative_warnv_p): New.
19725 2008-04-08 Jan Hubicka <jh@suse.cz>
19727 * function.c (free_after_compilation): Clear out regno_reg_rtx
19730 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19733 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19735 PR middle-end/PR28690
19736 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19737 same precedence as REG_POINTER and MEM_POINTER operands.
19739 2008-04-08 Richard Guenther <rguenther@suse.de>
19741 PR middle-end/35834
19742 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19743 for adding index to base.
19745 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19747 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19748 (MINGW_ENABLE_EXECUTE_STACK): New.
19749 (IN_LIBGCC2): For libgcc include windows.h file for
19750 function declarations.
19752 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19754 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19755 and tem2 if tem1 is not a REG or MULT.
19757 2008-04-08 Jan Hubicka <jh@suse.cz>
19759 * function.h (incomming_args): Break out of struct function.
19760 (function_subsections): Break out of struct function.
19761 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19762 return_rtx and hard_reg_initial_vals from struct function.
19763 Kill inl_max_label_num.
19764 (current_function_pops_args, current_function_args_info,
19765 current_function_args_size, current_function_args_size,
19766 current_function_pretend_args_size,
19767 current_function_outgoing_args_size,
19768 current_function_internal_arg_pointer, current_function_return_rtx):
19769 Kill compatibility accestor macros.
19770 * builtins.c (expand_builtin_apply_args_1): Update.
19771 (expand_builtin_next_arg): Update.
19772 * df-scan.c (df_get_call_refs): Update.
19773 * dbxout.c (dbxout_function_end): Update.
19774 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19775 (output_line_info): Update.
19776 (secname_for_decl): Update.
19777 (dwarf2out_var_location): Update.
19778 * function.c (free_after_compilation): Update.
19779 (assign_parm_find_stack_rtl): Update.
19780 (assign_parms): Update.
19781 (expand_dummy_function_end): Update.
19782 (expand_function_end): Update.
19783 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19784 (expand_call): Update.
19785 (emit_library_call_value_1): Update.
19786 (store_one_arg): Update.
19787 * varasm.c (initialize_cold_section_name): Update.
19788 (unlikely_text_section): Update.
19789 (unlikely_text_section_p): Update.
19790 (assemble_start_function): Update.
19791 (assemble_end_function): Update.
19792 (default_section_type_flags): Update.
19793 (switch_to_section): Update.
19794 * integrate.c (set_decl_abstract_flags): Update.
19795 (get_hard_reg_initial_val): Update.
19796 (has_hard_reg_initial_val): Update.
19797 (allocate_initial_values): Update.
19798 * resource.c (init_resource_info): Update.
19799 * config/alpha/alpha.c (NUM_ARGS): Update.
19800 (direct_return): Update.
19801 (alpha_va_start): Update.
19802 (alpha_sa_size): Update.
19803 (alpha_initial_elimination_offset): Update.
19804 (alpha_expand_prologue): Update.
19805 (alpha_start_function): Update.
19806 (alpha_expand_epilogue): Update.
19807 (unicosmk_initial_elimination_offset):
19808 * config/alpha/alpha.md (call expander): Update.
19809 * config/s390/s390.c (s390_register_info): Update.
19810 (s390_register_info): Update.
19811 (s390_frame_info): Update.
19812 (s390_initial_elimination_offset): Update.
19813 (s390_build_builtin_va_list): Update.
19814 (s390_va_start): Update.
19815 * config/spu/spu.c (direct_return): Update.
19816 (spu_expand_prologue): Update.
19817 (spu_initial_elimination_offset): Update.
19818 (spu_build_builtin_va_list): Update.
19819 (spu_va_start): Update.
19820 * config/sparc/sparc.c (sparc_init_modes): Update.
19821 (sparc_compute_frame_size): Update.
19822 (function_value): Update.
19823 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19824 * config/i386/i386.md (return expander): Update.
19825 * config/i386/i386.c (ix86_va_start): Update.
19826 (ix86_can_use_return_insn_p): Update.
19827 (ix86_compute_frame_layout): Update.
19828 (ix86_expand_epilogue): Update.
19829 * config/sh/sh.c (output_stack_adjust): Update.
19830 (calc_live_regs): Update.
19831 (sh_expand_prologue): Update.
19832 (sh_builtin_saveregs): Update.
19833 (sh_va_start): Update.
19834 (initial_elimination_offset): Update.
19835 (sh_allocate_initial_value): Update.
19836 (sh_function_ok_for_sibcall): Update.
19837 (sh_get_pr_initial_val): Update.
19838 * config/sh/sh.md (return expander): Update.
19839 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19840 * config/crx/crx.c (crx_compute_frame): UPdate.
19841 (crx_initial_elimination_offset): UPdate.
19842 * config/xtensa/xtensa.c (compute_frame_size): Update
19843 (xtensa_builtin_saveregs): Update.
19844 (xtensa_va_start): Update.
19845 (order_regs_for_local_alloc): Update.
19846 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19847 (xstormy16_expand_builtin_va_start): Update.
19848 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19849 * config/m68hc11/m68hc11.md (return expanders): Update.
19850 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19851 (expand_epilogue): Update.
19852 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19853 (cris_simple_epilogue): Update.
19854 (cris_expand_prologue): Update.
19855 (cris_expand_epilogue): Update.
19856 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19857 (compute_frame_size): Update.
19858 * config/mt/mt.c (mt_compute_frame_size): Update.
19859 * config/mn10300/mn10300.c (expand_prologue): Update.
19860 (expand_epilogue): Update.
19861 (initial_offset): Update.
19862 (mn10300_builtin_saveregs):
19863 * config/mn10300/mn10300.md (return expander): Update.
19864 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19865 (ia64_initial_elimination_offset): Update.
19866 (ia64_initial_elimination_offset): Update.
19867 (ia64_expand_prologue): Update.
19868 * config/m68k/m68k.md (return expander): Update.
19869 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19870 (rs6000_stack_info): Update.
19871 * config/mcore/mcore.c (layout_mcore_frame): Update.
19872 (mcore_expand_prolog): Update.
19873 * config/arc/arc.c (arc_compute_frame_size): Update.
19874 * config/score/score3.c (score3_compute_frame_size): Update.
19875 * config/score/score7.c (score7_compute_frame_size): Update.
19876 * config/arm/arm.c (use_return_insn): Update.
19877 (thumb_find_work_register): Update.
19878 (arm_compute_save_reg_mask): Update.
19879 (arm_output_function_prologue): Update.
19880 (arm_output_epilogue): Update.
19881 (arm_size_return_regs): Update.
19882 (arm_get_frame_offsets): Update.
19883 (arm_expand_prologue): Update.
19884 (thumb_exit): Update.
19885 (thumb_unexpanded_epilogue): Update.
19886 (thumb1_output_function_prologue): Update.
19887 * config/pa/pa.md (return expander): Update.
19888 * config/pa/pa.c (compute_frame_size): Update.
19889 (hppa_builtin_saveregs): Update.
19890 * config/mips/mips.c (mips_va_start): Update.
19891 (mips16_build_function_stub): Update.
19892 (mips_compute_frame_info): Update.
19893 (mips_restore_gp): Update.
19894 (mips_output_function_prologue): Update.
19895 (mips_expand_prologue): Update.
19896 * config/v850/v850.c (compute_frame_size): Update.
19897 (expand_prologue): * config/mmix/mmix.c (along): update.
19898 (mmix_initial_elimination_offset): update.
19899 (mmix_reorg): update.
19900 (mmix_use_simple_return): update.
19901 (mmix_expand_prologue): update.
19902 (mmix_expand_epilogue): Update.
19903 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19904 (emit_link_insn): Update.
19906 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19908 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19909 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19911 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19914 2008-04-07 Jan Hubicka <jh@suse.cz>
19916 * function.h (rtl): Rename to x_rtl.
19917 (crtl): New define.
19918 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19919 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19920 used_temp_slots avail_temp_slots, temp_slot_level,
19921 nonlocal_goto_handler_labels): Update accesstors.
19922 (rtl): New global variable.
19923 (struct function): Move some fileds to rtl_data.
19924 (get_arg_pointer_save_area): Update prototype.
19925 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19926 get_arg_pointer_save_area.
19927 * expr.c (init_expr): Update
19928 * function.c (get_frame_size): Update
19929 (assign_stack_local): Update
19930 (expand_function_end): Update.
19931 (get_art_pointer_save_area): Update
19933 * emit-rtl.c (rtl): Declare.
19934 (regno_reg_rtx): Declare.
19935 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19937 (gen_reg_rtx): Update.
19938 * varasm.c (n_deferred_constatns): Update accestor.
19939 (init_varasm_status): Do not allocate varasm_status.
19940 (force_const_mem, get_pool_size, output_constant_pool): Update.
19941 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19942 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19943 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19944 * sparc/sparc.h (INIT_EXPANDERS): Update.
19945 * ia64/ia64.h (INIT_EXPANDERS): Update.
19947 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19949 * reload.c (push_secondary_reload): Add missing break to for loop.
19951 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19953 PR middle-end/PR28690
19954 * rtlanal.c: Update copyright years.
19955 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19956 as REG_POINTER and MEM_POINTER operands.
19957 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19958 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19959 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19960 * gcse.c: Update copyright years.
19961 (pre_delete): Call gen_reg_rtx_and_attrs.
19962 (hoist_code): Likewise.
19963 (build_store_vectors): Likewise.
19964 (delete_store): Likewise.
19965 * loop-invariant.c (move_invariant_reg): Likewise.
19966 Update copyright years.
19968 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19970 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19971 control string instead of quoted.
19973 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19975 * doc/rtl.texi: Rewrite of subreg section.
19977 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19980 * config/i386/i386.c (legitimize_pic_address): Add treating
19981 of dllimport SYM_REF's.
19982 (legitimize_dllimport_symbol): Add prototype.
19984 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19986 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19987 reference in constructor with non self-referential type.
19989 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19991 Removal of Return with Depressed Stack Pointer support
19992 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19993 (ECF_SP_DEPRESSED): Likewise.
19994 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19995 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19996 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19997 (expand_call): Do not test ECF_SP_DEPRESSED.
19998 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19999 * function.c (keep_stack_depressed): Delete.
20000 (handle_epilogue_set): Likewise.
20001 (update_epilogue_consts): Likewise.
20002 (emit_equiv_load): Likewise.
20003 (thread_prologue_and_epilogue_insns): Remove support for Return with
20004 Depressed Stack Pointer.
20005 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20007 2008-04-06 Richard Guenther <rguenther@suse.de>
20009 PR tree-optimization/35400
20010 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20011 information from SSA_NAMEs.
20013 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20015 * config/avr/avr.h (avr_mega_p): Remove declaration.
20016 (AVR_MEGA): Remove macro.
20017 * config/avr/avr.c (avr_mega_p): Remove variable.
20018 (avr_override_options): Remove inicializion of avr_mega_p.
20019 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20020 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20021 (avr_jump_mode): (Ditto.).
20022 (avr_output_progmem_section_asm_op): (Ditto.).
20023 (avr_asm_init_sections): (Ditto.).
20024 (avr_asm_init_sections): (Ditto.).
20025 (avr_rtx_costs): (Ditto.).
20026 * config/avr/avr.md: (Ditto.).
20027 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20030 2008-04-06 Richard Guenther <rguenther@suse.de>
20032 PR tree-optimization/35842
20033 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20034 is_gimple_invariant_address.
20036 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20038 * gcc.c (default_compilers): Sync Fortran extensions list with
20039 that in fortran/lang-specs.h.
20040 * doc/invoke.texi: Likewise.
20041 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20042 * dwarf2out.c (gen_compile_unit_die): Likewise.
20044 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20046 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20048 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20051 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20052 attribute is used for nested functions.
20054 2008-04-05 Jan Hubicka <jh@suse.cz>
20056 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20058 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20060 (dump_files): Update.
20061 (enable_rtl_dump_file): Do not accept letter argument.
20062 * tree-pass.h (dump_file_info): Remove letter argument.
20063 * toplev.c (decode_d_option): Update -da handling.
20064 * toplev.h (enable_rtl_dump_file): Update prototype.
20065 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20066 it out based on pass type.
20067 (register_dump_files_1): Likewise.
20068 (init_optimization_passes): Update register_one_dump_file calls.
20069 (execute_one_pass): Sanity check that IPA passes are called at IPA
20070 level and RTL passes at RTL level.
20071 (execute_pass_list): IPA pass can not be after or subpass of
20073 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20074 disallov RTL subpasses of IPA subpasses.
20076 2008-04-05 Ben Elliston <bje@au.ibm.com>
20078 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20079 builtins that return exactly once and do not throw. Cache call to
20082 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20084 PR rtl-optimization/34916
20085 PR middle-end/35519
20086 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20087 between instruction pairs.
20089 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20091 * doc/invoke.texi: Document -mbitops for SH.
20092 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20093 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20094 * config/sh/sh.c (print_operand): Add %t operand code.
20095 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20096 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20097 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20098 (extendqihi2): Likewise.
20099 (movqi_i): Likewise.
20100 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20101 (extv): Use bld instruction for SH2A if possible.
20103 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20104 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20105 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20106 (bset.b, bclr.b): Define peepholes.
20107 * config/sh/sh.opt (mbitops): New option.
20109 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20112 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20113 and view convert expression.
20115 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20118 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20120 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20122 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20124 * config/i386/cpuid.h (bit_AES): New.
20125 (bit_PCLMUL): Likewise.
20127 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20128 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20129 SSE2 if AES or PCLMUL is enabled.
20130 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20131 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20132 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20133 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20134 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20135 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20136 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20137 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20138 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20139 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20140 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20141 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20142 __builtin_ia32_aeskeygenassist128 and
20143 __builtin_ia32_pclmulqdq128.
20144 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20145 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20146 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20148 * config/i386/i386.h (TARGET_AES): New.
20149 (TARGET_PCLMUL): Likewise.
20150 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20152 * config/i386/i386.md (UNSPEC_AESENC): New.
20153 (UNSPEC_AESENCLAST): Likewise.
20154 (UNSPEC_AESDEC): Likewise.
20155 (UNSPEC_AESDECLAST): Likewise.
20156 (UNSPEC_AESIMC): Likewise.
20157 (UNSPEC_AESKEYGENASSIST): Likewise.
20158 (UNSPEC_PCLMUL): Likewise.
20160 * config/i386/i386.opt (maes): New.
20161 (mpclmul): Likewise.
20163 * config/i386/sse.md (aesenc): New pattern.
20164 (aesenclast): Likewise.
20165 (aesdec): Likewise.
20166 (aesdeclast): Likewise.
20167 (aesimc): Likewise.
20168 (aeskeygenassist): Likewise.
20169 (pclmulqdq): Likewise.
20171 * config/i386/wmmintrin.h: New.
20173 * doc/extend.texi: Document AES and PCLMUL built-in function.
20175 * doc/invoke.texi: Document -maes and -mpclmul.
20177 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20179 * function.c (free_after_parsing): Replace with
20180 cxx_push_function_context from C++ front-end.
20181 (allocate_struct_function): Don't call langhook.
20182 * langhooks.h (struct lang_hooks_for_functions): Delete.
20183 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20185 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20186 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20187 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20188 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20189 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20190 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20191 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20193 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20194 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20196 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20199 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20202 2008-04-04 Richard Guenther <rguenther@suse.de>
20204 PR middle-end/35823
20205 * fold-const.c (optimize_minmax_comparison): Use the correct
20206 type for the constant in the simplified comparison.
20208 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20210 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20211 Pass L2 size as "--param l2-cache-size" to the compiler.
20212 (decode_l2_cache): New function to decode L2 cache parameters using
20213 0x8000006 extended cpuid function.
20214 (detect_caches_amd): Determine parameters of L2 cache using
20215 decode_l2_caches function.
20216 (decode_caches_intel): Decode L2 cache parameters.
20217 (detect_caches_intel): Determine L2 cache parameters using
20218 decode_caches_intel and decode_l2_caches functions.
20220 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20222 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20223 secondary input reload for subword loads from the constant pool.
20225 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20228 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20229 constants of the appropriate size for runtime calculations.
20232 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20233 decimal-float literal constant zero.
20235 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20238 * c-parser.c (c_parser_omp_atomic): Call
20239 default_function_array_conversion on the RHS.
20241 PR middle-end/35818
20242 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20243 call is_variable_sized if decl has incomplete type.
20245 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20247 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20249 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20251 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20253 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20254 (sgt<u>): Merge sgt and sgtu into new expander.
20255 (sgt, sgtu): Remove expanders.
20256 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20257 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20258 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20259 *sgtu_<mode>_mips16 into new pattern.
20260 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20261 (sge<u>): Merge sge and sgeu into new expander.
20262 (sge, sgeu): Remove expanders.
20263 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20265 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20266 (slt<u>): Merge slt and sltu into new expander.
20267 (slt, sltu): Remove expanders.
20268 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20269 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20270 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20271 *sltu_<mode>_mips16 into new pattern.
20272 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20273 (sle<u>): Merge sle and sleu into new expander.
20274 (sle, sleu): Remove expanders.
20275 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20276 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20277 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20278 *sleu_<mode>_mips16 into new pattern.
20279 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20281 2008-04-03 Jan Hubicka <jh@suse.cz>
20283 PR tree-optimization/35795
20284 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20285 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20286 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20287 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20288 * score/score3.c (score3_output_mi_thunk): Likewise.
20289 * score/score7.c (score7_output_mi_thunk): Likewise.
20290 * mips/mips.c (mips_output_mi_thunk): Likewise.
20292 2008-04-03 Richard Guenther <rguenther@suse.de>
20294 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20295 conversions. Simplify code.
20297 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20299 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20301 2008-04-03 Tom Tromey <tromey@redhat.com>
20302 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20304 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20305 * config/bfin/t-bfin-linux (generated_files): Add
20306 linux-sysroot-suffix.h.
20307 * doc/install.texi (Prerequisites): Require make 3.80.
20308 * doc/sourcebuild.texi (Front End Directory): Document new
20310 * Makefile.in (generated_files): New variable.
20311 (ALL_HOST_OBJS): New variable.
20312 ($(ALL_HOST_OBJS)): New target.
20314 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20316 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20317 (remap_block): Call id->transform_lang_insert_block instead
20319 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20320 Set id.transform_lang_insert_block to NULL.
20321 (clone_body): Move to cp/optimize.c
20322 * tree-inline.h (struct copy_body_data): Change
20323 transform_lang_insert_block to function pointer.
20324 (copy_generic_body, copy_decl_no_change): Export.
20325 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20326 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20327 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20329 * c-tree.h (insert_block): Kill.
20330 * c-decl.c (insert_block): Kill.
20332 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20334 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20335 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20336 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20338 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20339 argument, call {push,pop}_function_context from here.
20340 * c-parser.c: Use c_{push,pop}_function_context.
20342 * function.c (push_function_context_to): Move meat ...
20343 (push_function_context): ... here. Simplify.
20344 * function.c (pop_function_context_from): Move meat ...
20345 (pop_function_context): ... here. Simplify.
20346 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20348 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20349 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20350 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20351 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20353 2008-04-03 Ben Elliston <bje@au.ibm.com>
20355 * expmed.c (extract_force_align_mem_bit_field): Remove.
20357 2008-04-03 Richard Guenther <rguenther@suse.de>
20359 PR middle-end/35800
20360 * expr.h (try_casesi): Adjust prototype.
20361 * expr.c (try_casesi): Take fallback label as extra parameter.
20362 Use that for gen_casesi if default_label is NULL.
20363 * stmt.c (expand_case): Pass fallback label to try_casesi,
20364 make sure to fill gaps with a fallback label if default_label
20367 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20370 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20372 2008-04-03 Ben Elliston <bje@au.ibm.com>
20374 * expmed.c (extract_split_bit_field): Remove if (0) code.
20375 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20376 (do_ds_constraint): Likewise.
20378 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20380 * doc/cppopts.texi (-dU): Document.
20381 * c-common.h (flag_dump_macros): Update comment.
20382 * c-opts.c (handle_OPT_d): Handle -dU.
20383 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20384 dump_queued_macros, cb_used_define, cb_used_undef): New.
20385 (init_pp_output): Handle -dU.
20386 (cb_line_change): Call dump_queued_macros.
20387 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20389 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20391 * config/avr/predicates.md (io_address_operand): New predicate.
20392 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20393 * config/avr/avr.c (avr_io_address_p): Remove function.
20394 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20395 'avr_io_address_p' function.
20396 (out_movhi_r_mr): (Ditto.).
20397 (out_movqi_mr_r): (Ditto.).
20398 (out_movhi_mr_r): (Ditto.).
20399 (avr_address_cost): (Ditto.).
20401 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20403 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20404 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20405 in 32bit mode when XMM registers are available to avoid store
20407 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20408 corresponding post-reload splitters.
20410 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20412 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20413 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20414 __builtin_ia32_roundss.
20415 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20416 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20417 __builtin_ia32_roundss.
20418 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20419 IX86_BUILTIN_SHUFPD here.
20421 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20423 * config/i386/i386.md (plogic): New.
20424 (plogicprefix): Likewise.
20426 * config/i386/mmx.md (mmx_<code><mode>3): New.
20427 (mmx_and<mode>3): Removed.
20428 (mmx_ior<mode>3): Likewise.
20429 (mmx_xor<mode>3): Likewise.
20431 * config/i386/sse.md (<code><mode>3): New.
20432 (*<code><mode>3): Likewise.
20433 (*<code><mode>3): Likewise.
20434 (<code><mode>3): Likewise.
20435 (*sse_<code><mode>3): Likewise.
20436 (*sse2_<code><mode>3): Likewise.
20437 (<code>tf3): Likewise.
20438 (*<code>tf3): Likewise.
20439 (and<mode>3): Likewise.
20440 (*and<mode>3): Likewise.
20441 (ior<mode>3): Removed.
20442 (*ior<mode>3): Likewise.
20443 (xor<mode>3): Likewise.
20444 (*xor<mode>3): Likewise.
20445 (*and<mode>3): Likewise.
20446 (*ior<mode>3): Likewise.
20447 (*xor<mode>3): Likewise.
20448 (and<mode>3): Likewise.
20449 (*sse_and<mode>3): Likewise.
20450 (*sse2_and<mode>3): Likewise.
20451 (andtf3): Likewise.
20452 (*andtf3): Likewise.
20453 (ior<mode>3): Likewise.
20454 (*sse_ior<mode>3): Likewise.
20455 (*sse2_ior<mode>3): Likewise.
20456 (iortf3): Likewise.
20457 (*iortf3): Likewise.
20458 (xor<mode>3): Likewise.
20459 (*sse_xor<mode>3): Likewise.
20460 (*sse2_xor<mode>3): Likewise.
20461 (xortf3): Likewise.
20462 (*xortf3): Likewise.
20464 2008-04-02 Richard Guenther <rguenther@suse.de>
20466 PR tree-optimization/14495
20467 PR tree-optimization/34793
20468 * tree-vrp.c (struct switch_update): New structure.
20469 (to_remove_edges, to_update_switch_stmts): New VECs.
20470 (simplify_switch_using_ranges): New function. Remove not taken
20471 case labels and edges.
20472 (simplify_stmt_using_ranges): Call it.
20473 (identify_jump_threads): Mark edges we have queued for removal
20474 so we don't thread them.
20475 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20477 * tree-cfg.c (group_case_labels): Deal with missing default label.
20478 (tree_verify_flow_info): Allow missing default label.
20479 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20480 (emit_case_nodes): Likewise.
20481 (expand_case): Do not rely on the default label to be present.
20482 * expr.c (try_casesi): Deal with NULL default_label.
20483 (do_tablejump): Likewise.
20485 2008-04-02 Richard Guenther <rguenther@suse.de>
20487 PR tree-optimization/14495
20488 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20489 SWITCH_EXPR here ...
20490 (vrp_visit_switch_stmt): ... but here (new function).
20491 (find_case_label_index): New helper function.
20492 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20494 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20496 * fwprop.c: Fix ISO-C99ism.
20498 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20501 * Makefile.in (objdir): Set it here.
20502 * configure.ac: Not here. Find dynamic linker characteristics.
20503 * exec-tool.in: Use them.
20504 * aclocal.m4: Regenerate.
20505 * configure: Regenerate.
20507 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20509 * expr.c (expand_var): Delete it.
20510 * expr.h (expand_var): Delete prototype.
20511 * function.c (expand_function_start): Use expand_decl instead.
20512 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20515 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20517 PR rtl-optimization/35542
20518 * fwprop.c (forward_propagate_and_simplify): Replace
20519 loc_reg_mentioned_in_p with reg_mentioned_p.
20521 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20523 PR rtl-optimization/35281
20524 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20525 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20526 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20527 (varying_mem_p): Move above propagate_rtx.
20528 (all_uses_available_at): Do not check MEMs.
20530 2008-04-02 Rafael Espíndola <espindola@google.com>
20532 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20533 (register_edge_assert_for_2): Split the cond argument.
20534 (register_edge_assert_for_1): Adjust for the change in
20535 register_edge_assert_for_2.
20536 (register_edge_assert_for): Split the cond argument.
20537 (find_switch_asserts): Adjust for the change in
20538 register_edge_assert_for.
20540 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20542 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20543 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20544 offsets for 64-bit mingw.
20545 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20546 abi for x86_64-pc-mingw.
20548 2008-04-02 Richard Guenther <rguenther@suse.de>
20550 * tree-vrp.c (extract_range_from_assert): Make sure to not
20551 produce range min/max with TREE_OVERFOW set.
20552 If merging a anti-range and a range keep the anti-range if
20553 the range covers all values of the type.
20554 (register_edge_assert_for_2): Only allow sign-changing
20555 conversions in detecting canonical range checks. Also
20556 register an assert for the unsigned name if useful.
20558 PR tree-optimization/35787
20559 * tree-vrp.c (vrp_val_max): New function.
20560 (vrp_val_min): Likewise.
20561 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20562 (vrp_val_is_min): Likewise.
20563 (supports_overflow_infinity): Use vrp_val_{min,max}.
20564 (negative_overflow_infinity): Likewise.
20565 (positive_overflow_infinity): Likewise.
20566 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20567 (is_positive_overflow_infinity): Likewise.
20568 (is_overflow_infinity): Likewise.
20569 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20570 vrp_val_is_{min,max}.
20571 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20572 to ranges if possible. Avoid empty ranges.
20574 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20576 PR middle-end/35705
20577 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20578 the expression is a function address.
20580 2008-04-01 George Helffrich <george@gcc.gnu.org>
20582 PR fortran/35154, fortran/23057
20583 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20584 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20585 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20586 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20588 (dbxout_syms): Check for COMMON-based symbol and wrap in
20589 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20590 in bracket for efficiency.
20592 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20593 using DW_TAG_common_block + member offset.
20594 (add_pubname_string): New function.
20595 (dw_expand_expr): New function to find block name and offset for
20597 (common_check): New function to check whether symbol in Fortran COMMON.
20598 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20600 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20603 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20605 2008-04-02 Ben Elliston <bje@au.ibm.com>
20607 * config/v850/v850.md (casesi): Remove if (0) code.
20608 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20609 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20611 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20613 * config/i386/i386.md (rex64suffix): New mode attribute.
20614 (floathi<mode>2): Disable expander for SSE math.
20615 (*floathi<mode>2_1): New insn insn_and_split pattern.
20616 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20617 corresponding post-reload splitters.
20618 (*floathi<mode>2_i387): New macroized insn pattern.
20619 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20620 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20621 insn_and_split pattern.
20622 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20623 New macroized instruction patterns and corresponding post-reload
20625 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20626 and corresponding post-reload splitters.
20627 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20628 New macroized instruction patterns.
20629 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20630 macroized instruction patterns and corresponding post-reload splitters.
20631 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20632 corresponding post-reload splitters.
20633 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20634 New macroized instruction patterns.
20635 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20636 corresponding post-reload splitters.
20637 (*floatsi<mode>2_i387): New macroized instruction patterns.
20639 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20641 * config/i386/i386.md (smaxmin): New.
20642 (umaxmin): Likewise.
20643 (maxminiprefix): Likewise.
20644 (maxminfprefix): Likewise.
20645 (<code><mode>3): Likewise.
20646 (smin<mode>3): Removed.
20647 (smax<mode>3): Likewise.
20649 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20650 (mmx_<code>v4hi3): Likewise.
20651 (mmx_<code>v8qi3): Likewise.
20652 (mmx_smaxv2sf3): Removed.
20653 (mmx_sminv2sf3): Likewise.
20654 (mmx_umaxv8qi3): Likewise.
20655 (mmx_smaxv4hi3): Likewise.
20656 (mmx_uminv8qi3): Likewise.
20657 (mmx_sminv4hi3): Likewise.
20659 * config/i386/sse.md (<addsub><mode>3): New.
20660 (*<addsub><mode>3): Likewise.
20661 (<sse>_vm<addsub><mode>3): Likewise.
20662 (<maxmin><mode>3): Likewise.
20663 (*<maxmin><mode>3_finite): Likewise.
20664 (*<maxmin><mode>3): Likewise.
20665 (<sse>_vm<maxmin><mode>3): Likewise.
20666 (sse3_h<addsub>v4sf3): Likewise.
20667 (sse3_h<addsub>v2df3): Likewise.
20668 (<maxmin>v16qi3): Likewise.
20669 (*<maxmin>v16qi3): Likewise.
20670 (<maxmin>v8hi3): Likewise.
20671 (*<maxmin>v8hi3): Likewise.
20672 (*sse4_1_<maxmin><mode>3): Likewise.
20673 (*sse4_1_<maxmin><mode>3): Likewise.
20674 (add<mode>3): Removed.
20675 (*add<mode>3): Likewise.
20676 (<sse>_vmadd<mode>3): Likewise.
20677 (sub<mode>3): Likewise.
20678 (*sub<mode>3): Likewise.
20679 (<sse>_vmsub<mode>3): Likewise.
20680 (smin<mode>3): Likewise.
20681 (*smin<mode>3_finite): Likewise.
20682 (*smin<mode>3): Likewise.
20683 (<sse>_vmsmin<mode>3): Likewise.
20684 (smax<mode>3): Likewise.
20685 (*smax<mode>3_finite): Likewise.
20686 (*smax<mode>3): Likewise.
20687 (<sse>_vmsmax<mode>3): Likewise.
20688 (sse3_haddv4sf3): Likewise.
20689 (sse3_haddv2df3): Likewise.
20690 (sse3_hsubv4sf3): Likewise.
20691 (sse3_hsubv2df3): Likewise.
20692 (umaxv16qi3): Likewise.
20693 (*umaxv16qi3): Likewise.
20694 (smaxv8hi3): Likewise.
20695 (*smaxv8hi3): Likewise.
20696 (*sse4_1_smax<mode>3): Likewise.
20697 (*sse4_1_umax<mode>3): Likewise.
20698 (uminv16qi3): Likewise.
20699 (*uminv16qi3): Likewise.
20700 (sminv8hi3): Likewise.
20701 (*sminv8hi3): Likewise.
20702 (*sse4_1_smin<mode>3): Likewise.
20703 (*sse4_1_umin<mode>3): Likewise.
20705 2008-04-01 Rafael Espíndola <espindola@google.com>
20707 * tree-cfg.c (verify_expr): remove in_phi.
20708 (verify_stmt): Don't call walk_tree with verify_expr. Use
20709 is_gimple_min_invariant instead of is_gimple_val.
20711 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20713 * doc/include/gpl_v3.texi: Update for manpage generation.
20714 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20716 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20717 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20718 gpl_v3.texi instead of gpl.texi.
20721 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20724 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20726 2008-04-01 Rafael Espíndola <espindola@google.com>
20728 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20729 (extract_code_and_val_from_cond): Use
20730 extract_code_and_val_from_cond_with_ops.
20732 2008-04-01 Jan Hubicka <jh@suse.cz>
20734 * function.c (free_after_compilation): Free epilogue_delay_list.
20735 (prepare_function_start): Assert that previous compilation was freed.
20737 2008-04-01 Jan Hubicka <jh@suse.cz>
20738 Jim Wilson <wilson@tuliptree.org>
20739 Andreas Tobler <andreast@gcc.gnu.org>
20741 PR middle-end/35781
20742 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20743 rtl.emit instead cfun->emit.
20744 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20745 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20747 2008-04-01 Ben Elliston <bje@au.ibm.com>
20749 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20751 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20753 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20755 (fprofile-use): Add var flag_profile_use
20756 * coverage.c (coverage_begin_output): Do not open a gcno file for
20757 output only if -ftest-coverage is set.
20758 Do not add getpwd() to gcda file path.
20759 (build_gcov_info): Check the new flag
20760 flag_profile_datafile_relative_path.
20761 (coverage_init): Use profile_data_prefix.
20762 Read profile counter only if flag_profile_use is set.
20763 * opts.c (common_handle_option): New option fprofile-use=,
20764 fprofile-dir=, fprofile-generate=.
20765 * toplev.c (profile_data_prefix): New variable definition.
20766 * toplev.h (profile_data_prefix): New declaration.
20767 * doc/invoke.tex (Option Summary, Optimization Options):
20770 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20772 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20773 use tmp consistently.
20776 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20777 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20778 UNSPEC_FR_RECIP_APPROX_RES.
20779 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20781 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20784 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20786 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20788 PR middle-end/30186
20789 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20790 element of the vector via a pointer.
20792 2008-03-31 Ian Lance Taylor <iant@google.com>
20794 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20796 2008-03-31 Jan Hubicka <jh@suse.cz>
20798 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20799 get_arg_pointer_save_area.
20800 * expr.c (init_expr): Just clear out rtl.expr.
20801 * function.c (free_after_compilation): Clear out whole RTL structure.
20802 (get_func_frame_size): Merge into ...
20803 (get_frame_size): ... this one.
20804 (assign_stack_local_1): Merge into ...
20805 (assign_stack_local): ... this one.
20806 (expand_function_end): Update call of get_arg_pointer_save_area.
20807 (get_art_pointer_save_area): Remove cfun argument.
20808 * function.h (emit_status): regno_pointer_align does not need length
20809 attribute. Move x_regno_reg_rtx to ...
20810 (regno_reg_rtx): ... new global array.
20811 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20812 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20813 apply_args_value, forced_labels, stack_pointer_delta):
20815 (struct varasm_status): Move here from varasm.c
20816 (struct rtl_data): New. Move here some fields from struct function.
20817 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20818 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20819 used_temp_slots avail_temp_slots, temp_slot_level,
20820 nonlocal_goto_handler_labels): Update accesstors.
20821 (rtl): New global variable.
20822 (struct function): Move some fileds to rtl_data.
20823 (get_arg_pointer_save_area): Update prototype.
20824 * emit-rtl.c (rtl): Declare.
20825 (regno_reg_rtx): Declare.
20826 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20828 (gen_reg_rtx): Update.
20829 (init_virtual_regs): Do not tate emit_status argument.
20830 (init_emit): Do not allocate emit.
20831 * varasm.c (varasm_statuc): Move to function.h.
20832 (n_deferred_constatns): Update accestor.
20833 (init_varasm_status): Do not allocate varasm_status.
20834 (force_const_mem, get_pool_size, output_constant_pool): Update.
20835 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20836 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20838 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20840 PR rtl-optimization/35729
20841 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20844 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20847 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20848 load/store if memory is unaligned.
20849 (*movti_rex64): Likewise.
20851 * config/i386/predicates.md (misaligned_operand): New.
20853 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20856 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20859 2008-03-31 Jan Beulich <jbeulich@novell.com>
20861 * config/ia64/constraints.md: Add 'j' constraint.
20862 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20863 (movdi_internal): Likewise.
20865 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20868 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20870 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20873 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20874 proper error message for the third argument on blendpd and
20877 * config/i386/sse.md (blendbits): New.
20878 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20880 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20882 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20884 2008-03-30 Richard Guenther <rguenther@suse.de>
20886 PR middle-end/31023
20887 * fold-const.c (fold_sign_changed_comparison): Do leave
20888 conversions to base-types alone.
20890 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20892 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20893 the link register if one altivec register is be saved.
20895 2008-03-30 Ben Elliston <bje@au.ibm.com>
20897 * final.c (final_scan_insn): Remove if (0) code.
20899 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20901 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20903 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20905 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20906 of V4SFmode to ix86_binary_operator_ok.
20908 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20910 * config/i386/i386.c (override_options): Initialize
20911 ix86_veclib_handler to ix86_veclibabi_svml when
20912 -mveclibabi=svml is used.
20913 (ix86_veclibabi_svml): New function for SVML ABI style
20914 vectorization support.
20915 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20917 2008-03-28 Rafael Espíndola <espindola@google.com>
20919 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20920 (tree_binary_nonnegative_warnv_p): Make it public.
20921 (tree_single_nonnegative_warnv_p): Make it public.
20922 (tree_invalid_nonnegative_warnv_p): Make it public.
20923 (tree_unary_nonzero_warnv_p): Make it public.
20924 (tree_binary_nonzero_warnv_p): Make it public
20925 (tree_single_nonzero_warnv_p): Make it public.
20926 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20927 (extract_range_from_binary_expr): Split the expr argument.
20928 (extract_range_from_unary_expr): Split the expr argument.
20929 (extract_range_from_comparison): Split the expr argument.
20930 (extract_range_from_expr): Use the new aux functions.
20931 (vrp_evaluate_conditional_warnv): Use
20932 vrp_evaluate_conditional_warnv_with_ops.
20933 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20934 (tree_binary_nonzero_warnv_p): Declare.
20935 (tree_single_nonzero_warnv_p): Declare.
20936 (tree_expr_nonzero_warnv_p): Declare.
20937 (tree_unary_nonnegative_warnv_p): Declare.
20938 (tree_binary_nonnegative_warnv_p): Declare.
20939 (tree_single_nonnegative_warnv_p): Declare.
20940 (tree_invalid_nonnegative_warnv_p): Declare.
20942 2008-03-28 Richard Guenther <rguenther@suse.de>
20944 PR tree-optimization/30317
20945 PR tree-optimization/30911
20946 PR tree-optimization/34793
20947 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20948 (struct assert_locus_d): New member EXPR.
20949 (register_new_assert_for): Add EXPR parameter to support
20950 ASSERT_EXPR <name, expr OP limit>.
20951 (register_edge_assert_for_1): Adjust callers.
20952 (find_assert_locations): Likewise.
20953 (process_assert_insertions_for): Build condition from expression.
20954 (extract_range_from_assert): Handle ASSERT_EXPRs
20955 of the form ASSERT_EXPR <name, expr OP limit>.
20956 (register_edge_assert_for_2): New helper registering
20957 asserts for comparisons. Recognize range tests of the form
20958 (unsigned)i - CST1 OP CST2.
20959 (register_edge_assert_for_1): Use it.
20960 (register_edge_assert_for): Likewise.
20961 (needs_overflow_infinity): Integer sub-types
20962 do not need overflow infinities.
20963 (vrp_val_is_max): The extreme values of integer sub-types
20964 are those of the base type.
20965 (vrp_val_is_min): Likewise.
20966 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20969 2008-03-28 Nick Clifton <nickc@redhat.com>
20972 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20973 Return GENERAL_REGS for stack adjustment reloads.
20975 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20978 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20979 const_vector when all the vectors are constant.
20981 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20983 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20985 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20986 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20988 (s<code>_sf): Use new scc_sf attribute for opcode names.
20990 2008-03-27 Tom Tromey <tromey@redhat.com>
20992 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20993 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20994 config/spu/t-spu-elf, config/i386/t-interix,
20995 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20996 config/i386/x-darwin, config/i386/x-mingw32,
20997 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20998 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20999 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21000 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21001 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21002 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21003 config/score/t-score-elf, config/arm/t-strongarm-pe,
21004 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21005 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21006 Revert automatic dependency patch.
21008 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21011 * config/i386/i386.c (ix86_function_arg_boundary): Align
21012 decimal floating point to its natural boundary.
21014 2008-03-27 Richard Guenther <rguenther@suse.de>
21016 PR middle-end/35716
21017 * fold-const.c (fold_comparison): Restrict distinct decl
21018 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21019 solely rely on operand_equal_p.
21021 2008-03-27 Richard Guenther <rguenther@suse.de>
21024 * c-common.c (handle_weak_attribute): Reject combination of
21027 2008-03-27 Richard Guenther <rguenther@suse.de>
21029 PR tree-optimization/32810
21030 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21031 conversions from DECL_INITIAL.
21032 (fold_const_aggregate_ref): Likewise from constructor elements.
21034 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21036 * tree-affine.h (aff_combination_expand): Declare.
21037 (get_inner_reference_aff): Likewise.
21038 * tree-affine.c (aff_combination_expand): Split out from
21039 tree_to_aff_combination_expand.
21040 (get_inner_reference_aff): New function.
21041 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21042 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21043 (struct lim_aux_data): sm_done field removed.
21044 (mem_ref_loc_p, mem_ref_locs_p): New types.
21045 (struct mem_ref): Added id, stored, accesses_in_loop,
21046 indep_loop, dep_loop, indep_ref, dep_ref fields.
21047 Removed is_stored, locs and next fields.
21048 (memory_accesses): New variable.
21049 (movement_possibility): Do not allow moving statements
21050 that store to memory.
21051 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21053 (determine_max_movement): For statements with memory references,
21054 find the outermost loop in that the reference is independent.
21055 (move_computations_stmt): Mark the virtual operands for renaming.
21056 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21057 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21058 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21059 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21060 create_vop_ref_mapping, analyze_memory_references,
21061 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21062 get_all_locs_in_loop, ref_always_accessed_p,
21063 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21064 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21065 store_motion_loop, store_motion): New functions.
21066 (struct vop_to_refs_elt): New type.
21067 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21068 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21069 (schedule_sm): Replaced by...
21070 (execute_sm): ... this.
21071 (determine_lsm_ref, hoist_memory_references,
21072 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21073 find_more_ref_vops, free_mem_ref, free_mem_refs,
21074 determine_lsm_loop, determine_lsm): Removed.
21075 (tree_ssa_lim_finalize): Free data structures used by store motion.
21076 (tree_ssa_lim): Call analyze_memory_references. Use
21077 store_motion instead of determine_lsm.
21079 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21081 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21082 rename tmake_file to m68hc11/t-m68hc11.
21083 (mcore): Set inhibit_libc to true.
21084 * config.host (alpha*-dec-*vms*): Set extra_programs.
21085 (interix3*): Don't use host_xmake_file.
21086 * configure.ac: Let config.gcc override inhibit_libc.
21087 * configure: Regenerate.
21089 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21090 * config/t-openbsd-thread: Remove commented out lines.
21092 * config/x-interix: Remove.
21094 * config/m68hc11/t-m68hc11-gas: Rename to...
21095 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21097 * config/mcore/t-mcore: Remove T_CFLAGS.
21098 * config/mcore/t-mcore-pe: Likewise.
21100 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21102 * configure.ac: Replace custom __GNU_SOURCE test with
21103 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21104 * aclocal.m4: Regenerate.
21105 * configure: Regenerate.
21106 * config.in: Regenerate.
21108 2008-03-27 Richard Guenther <rguenther@suse.de>
21110 * fold-const.c (target.h): Include.
21111 (fold_comparison): Fold comparison of addresses of decls
21112 that bind locally or of constants. Consolidate address folding code.
21113 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21114 results from fold_binary_to_constant.
21115 (compare_values_warnv): Likewise.
21117 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21119 PR middle-end/35429
21120 * fold-const.c (fold_truthop): Check for integeral types when folding
21121 a == 0 && b == 0 and a != 0 || b != 0 .
21123 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21125 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21127 2008-03-26 Andreas Schwab <schwab@suse.de>
21129 * doc/invoke.texi: Fix use of @item vs. @itemx.
21131 2008-03-26 Tom Tromey <tromey@redhat.com>
21133 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21134 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21135 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21136 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21137 build/genconstants.o, build/genemit.o, build/genextract.o,
21138 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21139 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21142 2008-03-26 Richard Guenther <rguenther@suse.de>
21145 2008-03-26 Richard Guenther <rguenther@suse.de>
21147 * fold-const.c (target.h): Include.
21148 (fold_comparison): Fold comparison of addresses of two decls
21149 that bind locally. Consolidate address folding code.
21151 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21153 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21154 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21155 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21156 dconstsqrt2, dconstthird, dconste and/or dconst10.
21157 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21158 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21159 dconstsqrt2, dconste): Delete.
21160 (init_emit_once): Likewise. Simplify initializing dconstm1.
21162 * real.c (get_real_const): New.
21163 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21164 dconstsqrt2, dconste): Delete.
21165 (real_value_const, get_real_const): New.
21167 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21169 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21171 * config/i386/i386.c (ix86_function_arg_boundary): Check
21172 BIGGEST_ALIGNMENT instead of 128.
21173 (setup_incoming_varargs_64): Likewise.
21175 2008-03-26 Tom Tromey <tromey@redhat.com>
21177 * Makefile.in (DEPFILES): Add missing '/'.
21179 2008-03-26 Richard Guenther <rguenther@suse.de>
21181 * fold-const.c (target.h): Include.
21182 (fold_comparison): Fold comparison of addresses of two decls
21183 that bind locally. Consolidate address folding code.
21185 2008-03-26 Nick Clifton <nickc@redhat.com>
21188 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21189 not allow INT+INT as a legitimate addressing mode.
21191 2008-03-26 Richard Guenther <rguenther@suse.de>
21193 * tree-flow.h (widen_bitfield): Remove declaration.
21194 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21195 (widen_bitfield): Remove function.
21196 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21199 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21202 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21205 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21207 PR rtl-optimization/35232
21208 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21209 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21210 reg_reloaded_call_part_clobbered here.
21211 (reload_regs_reach_end_p): New function.
21212 (reload_reg_rtx_for_input): New variable.
21213 (reload_reg_rtx_for_output): Likewise.
21214 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21215 when reassigning a pseudo register. Load reloadreg from
21216 reload_reg_rtx_for_input, moving the mode and register
21218 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21219 instead of the original when deciding whether an input reload
21220 would be a no-op or whether an output reload can be deleted.
21221 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21222 when setting up new_spill_reg_store. Load it from
21223 reload_reg_rtx_for_output, moving the mode and register
21225 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21226 instead of the original when deciding whether an output reload
21227 would be a no-op. Do the same when modifying insn notes.
21228 Use rtx_equal_p instead of == to compare the registers.
21229 (inherit_piecemeal_p): Take a mode and two register numbers
21231 (emit_reload_insns): Clear new_spill_reg_store for every hard
21232 register in the reload register. Remove spill registers
21233 from reg_reloaded_valid before considering whether to record
21234 inheritance information for them. Use reload_reg_rtx_for_output
21235 instead of reg_rtx when recording output reloads. Use
21236 reload_reg_rtx_for_input instead of reg_rtx when recording
21237 input reloads. Set or clear reg_reloaded_call_part_clobbered
21238 at the same time as setting reg_reloaded_valid.
21239 (delete_output_reload): Add a new_reload_reg parameter and use it
21240 instead of rld[j].reg_rtx.
21241 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21244 2008-03-25 Tom Tromey <tromey@redhat.com>
21246 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21247 (build/genattr.o): Likewise.
21248 (build/genattrtab.o): Likewise.
21249 (build/gencodes.o): Likewise.
21250 (build/genconfig.o): Likewise.
21251 (build/genconstants.o): Likewise.
21252 (build/genemit.o): Likewise.
21253 (build/genextract.o): Likewise.
21254 (build/genflags.o): Likewise.
21256 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21258 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21259 instead of size_int for integer types.
21260 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21261 to match type of MINUS_EXPR.
21263 2008-03-25 Tom Tromey <tromey@redhat.com>
21265 * configure: Rebuilt.
21266 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21269 2008-03-25 Tom Tromey <tromey@redhat.com>
21271 * config/x-solaris (host-solaris.o): Update.
21272 * config/x-linux (host-linux.o): Update.
21273 * config/x-hpux (host-hpux.o): Update.
21274 * config/x-darwin (host-darwin.o): Update.
21275 * config/v850/t-v850e (v850-c.o): Update.
21276 * config/v850/t-v850 (v850-c.o): Update.
21277 * config/t-vxworks (vxworks.o): Update.
21278 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21279 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21280 * config/spu/t-spu-elf (spu-c.o): Update.
21282 * config/sh/t-symbian (sh-c.o): Update.
21283 (symbian.o): Update.
21284 * config/sh/t-sh (sh-c.o): Update.
21285 * config/score/t-score-elf (score7.o, score3.o): Update.
21286 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21287 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21288 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21289 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21290 (rs6000.o): Remove.
21291 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21292 * config/m32c/t-m32c (m32c-pragma.o): Update.
21293 * config/ia64/t-ia64 (ia64-c.o): Update.
21294 * config/i386/x-mingw32 (host-mingw32.o): Update.
21295 * config/i386/x-i386 (driver-i386.o): Update.
21296 * config/i386/x-darwin (host-i386-darwin.o): Update.
21297 * config/i386/x-cygwin (host-cygwin.o): Update.
21298 * config/i386/t-nwld (nwld.o): Update.
21299 * config/i386/t-netware (netware.o): Update.
21300 * config/i386/t-interix (winnt.o): Update.
21301 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21302 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21303 msformat-c.o): Update.
21304 * config/bfin/t-bfin-linux (generated_files): Add
21305 linux-sysroot-suffix.h.
21306 * config/arm/t-wince-pe (pe.o): Update.
21307 * config/arm/t-strongarm-pe (pe.o): Update.
21308 * config/arm/t-pe (pe.o): Update.
21309 * config/arm/t-arm (arm-c.o): Update.
21310 * doc/install.texi (Prerequisites): Require make 3.80.
21311 * Makefile.in: Remove .o targets.
21312 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21313 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21314 (simple_generated_h, simple_generated_c): Move earlier.
21315 (generated_files): New variable.
21316 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21317 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21318 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21319 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21320 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21321 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21322 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21323 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21324 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21325 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21326 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21327 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21329 (COMPILE.base, COMPILE): New variables.
21330 (%.o): New pattern rule.
21331 (ALL_HOST_OBJS): New variable.
21332 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21333 (dummy-checksum.o, cc1-checksum.o): Remove.
21334 (DRIVER_SHLIB): New variable.
21335 (DRIVER_DEFINES): Use it.
21336 (gencondmd.c): Move out of build/.
21337 (s-conditions): Update.
21338 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21339 (ALL_BUILD_OBJS): Likewise.
21340 (build/%.o): Use BUILDCOMPILE.
21341 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21342 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21343 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21344 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21345 build/genconfig.o, build/genconstants.o, build/genemit.o,
21346 build/genextract.o, build/genflags.o, build/genmddeps.o,
21347 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21348 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21349 build/gen-protos.o, build/scan.o, build/fix-header.o,
21350 build/scan-decls.o): Simplify.
21351 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21352 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21353 prefix.o, toplev.o): Reduce to variable setting.
21354 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21355 ($(out_object_file), gcc-options.o): New targets.
21356 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21357 * configure: Rebuilt.
21358 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21359 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21361 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21363 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21364 complain when we hit an error, return ERROR_MARK_NODE.
21366 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21368 * config/sh/constraints.md (Pso, Psz): New constraints.
21369 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21370 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21372 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21374 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21375 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21377 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21379 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21380 (prefetch_sh2a): New.
21382 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21383 Naveen.H.S <naveen.hs@kpitcummins.com>
21385 * config/sh/constraints.md (I28): New constraint.
21386 * config/sh/sh.c (broken_move): Add support for movi20s.
21387 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21389 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21390 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21391 Naveen.H.S <naveen.hs@kpitcummins.com>
21393 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21394 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21395 (print_operand): Handle resbank in %@ operand code.
21396 (sh_encode_section_info): New.
21397 (push_regs): Add conditions for resbank.
21398 (sh_expand_epilogue): Likewise.
21399 (sh_insert_attributes): Likewise.
21400 (sh_attribute_table): Likewise.
21401 (sh_handle_resbank_handler_attribute): New.
21402 (sh2a_handle_function_vector_handler_attribute): New.
21403 (sh2a_is_function_vector_call): New.
21404 (sh2a_get_function_vector_number): New.
21405 (sh2a_function_vector_p): New.
21406 (sh_cfun_resbank_handler_p): New.
21407 * config/sh/sh.md (calli): Emit jsr/n if possible.
21408 (calli_tbr_rel): New.
21409 (calli_pcrel): Emit jsr/n if possible.
21410 (return_i): Emit rts/n if possible.
21411 (call_valuei_tbr_rel): New.
21412 (call_valuei_pcrel): Add condition for SH2A target.
21413 (call_value): Likewise.
21414 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21415 (sh2a_get_function_vector_number): Likewise.
21416 (sh2a_is_function_vector_call): Likewise.
21417 * doc/extend.texi: Document TBR relative addressing of SH2A.
21418 (resbank): Add description for SH2A.
21420 2008-03-24 Richard Guenther <rguenther@suse.de>
21423 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21424 pointer assignments change conversions according to middle-end rules.
21425 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21426 * configure.ac: Include type checking in yes.
21427 * configure: Regenerate.
21429 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21431 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21432 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21434 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21436 * gthr-vxworks.h (UNUSED): Define.
21438 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21440 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21442 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21444 * doc/extend.texi (Function Attributes): Add missing comma in the
21445 example of the "alloc_size" attribute.
21447 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21450 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21452 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21455 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21458 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21459 of the underlying type of a MS bitfield layout to the natural
21460 alignment of the type.
21462 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21464 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21465 to their natural alignment to avoid store forwarding stalls.
21467 2008-03-22 Richard Guenther <rguenther@suse.de>
21469 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21470 For PHI nodes verify the address is invariant.
21471 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21472 (get_symbol_constant_value): Use is_gimple_min_invariant.
21473 (maybe_fold_stmt_indirect): Likewise.
21475 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21477 PR rtl-optimization/33927
21478 * Makefile.in (dse.o): Depend on $(TM_P_H).
21479 * expr.h (extract_low_bits): Declare.
21480 * expmed.c (extract_low_bits): New function.
21481 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21482 * dse.c: Include tm_p.h.
21483 (find_shift_sequence): Remove the read_reg argument and return the
21484 read value. Emit the instructions instead of returning them.
21485 Iterate on new_mode rather than calculating it each time.
21486 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21487 source to NEW_MODE and extract_low_bits to convert the shifted
21488 value to READ_MODE.
21489 (replace_read): Allow the load and store to have different mode
21490 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21491 or extraction instructions before trying the replacement. Update
21492 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21494 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21496 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21497 to their natural alignment to avoid store forwarding stalls.
21499 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21502 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21503 encouraging but not allowing gprs for input;
21504 change the input constraint to !f#r.
21505 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21507 change the output constraint to !f#r.
21509 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21512 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21513 corresponding post-reload splitters.
21514 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21515 when x87 FP math is selected.
21516 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21517 New function prototype.
21518 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21519 unreachable function to ease macroization of insn patterns.
21521 2008-03-21 Martin Jambor <mjambor@suse.cz>
21523 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21524 reference dumps if ddr is NULL or dependence is unknown.
21526 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21528 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21529 unsigned extension into account.
21530 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21531 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21532 Do computations on a scratch register.
21534 2008-03-21 Richard Guenther <rguenther@suse.de>
21536 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21537 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21538 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21539 * tree-ssa-dom.c (record_equality): Likewise.
21540 * tree-inline.c (copy_body_r): Likewise.
21541 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21544 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21546 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21547 as 'delete_unused' argument.
21549 2008-03-20 Richard Guenther <rguenther@suse.de>
21551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21552 special casing of constant qualifiers.
21553 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21554 care about them in general.
21555 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21556 regardless of their type.
21557 (fold_stmt_r): Forcefully fold *& if we end up with that.
21559 2008-03-20 Paul Brook <paul@codesourcery.com>
21561 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21562 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21564 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21566 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21567 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21569 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21571 * common.opt (Wmudflap): New option.
21572 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21573 (mx_register_decls): Likewise.
21574 (mudflap_finish_file): Likewise.
21575 * doc/invoke.texi: Document -Wno-mudflap.
21577 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21579 * c-format.c (replace_format_name_to_system_name): New.
21580 (cmp_attribs): New.
21581 (convert_format_name_to_system_name): New.
21582 (decode_format_attr): Add use of convert_format_name_to_system_name.
21583 (format_types_orig): Add gnu_ prefix to names.
21584 (check_format_info_main): Special treating of \0 escaped names for
21585 supporting multi-character format specifiers as I32, I64.
21586 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21587 (gnu_target_overrides_format_attributes): New.
21588 * c-format.h: Add structure target_ovr_attr to hold
21589 system specific formatter names.
21590 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21591 msformat-c.o file to c_target_objs and cxx_target_objs.
21592 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21593 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21594 (TARGET_N_FORMAT_TYPES): New.
21595 * config/i386/msformat-c.c: New.
21596 * config/i386/t-cygming: Add build rule for msformat-c.o.
21597 * doc/extend.texi: Add new format names gnu_* and ms_* and
21599 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21601 2008-03-20 Ira Rosen <irar@il.ibm.com>
21603 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21604 optimizations turned on under -O3.
21605 (ftree-vectorize): Add that the flag is turned on with -O3.
21607 2008-03-20 Ben Elliston <bje@au.ibm.com>
21609 * regmove.c (try_auto_increment): Fix spelling error in comment.
21610 * final.c (final_scan_insn): Likewise.
21612 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21615 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21616 allocator preferences for "y" and "r" class registers.
21617 ("*mov<mode>_internal"): Ditto.
21618 ("*movv2sf_internal_rex64"): Ditto.
21619 ("*movv2sf_internal"): Ditto.
21621 2008-03-19 Michael Matz <matz@suse.de>
21623 PR middle-end/35616
21624 * calls.c (expand_call): Check overlap of arguments with call
21625 address for sibcalls.
21627 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21630 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21631 of the underlying type of a MS bitfield layout to the natural
21632 alignment of the type.
21634 2008-03-19 Jan Hubicka <jh@suse.cz>
21637 * toplev.c (decode_d_option): Handle all CPP flags.
21638 * tree-vrp.c: Update tree_pass descriptors.
21639 * regrename.c: Update tree_pass descriptors.
21640 * fwprop.c: Update tree_pass descriptors.
21641 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21642 * tree-into-ssa.c: Update tree_pass descriptors.
21643 * tree-dump.c: Update tree_pass descriptors.
21644 * tree-complex.c: Update tree_pass descriptors.
21645 * tree-dump.h: Update tree_pass descriptors.
21646 * see.c: Update tree_pass descriptors.
21647 * cgraphbuild.c: Update tree_pass descriptors.
21648 * tracer.c: Update tree_pass descriptors.
21649 * tree-loop-distribution.c: Update tree_pass descriptors.
21650 * cgraph.c: Update tree_pass descriptors.
21651 * postreload-gcse.c: Update tree_pass descriptors.
21652 * postreload.c: Update tree_pass descriptors.
21653 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21654 * tree-tailcall.c: Update tree_pass descriptors.
21655 * tree-pass.h (tree_opt_pass): Rename to ...
21656 (opt_pass) ... this one; add "type" field and remove letter field.
21657 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21658 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21659 all_lowering_passes): Update declaration.
21660 * ipa-cp.c: Update tree_pass descriptors.
21661 * final.c: Update tree_pass descriptors.
21662 * omp-low.c: Update tree_pass descriptors.
21663 * tree-ssa-dse.c: Update tree_pass descriptors.
21664 * ipa-reference.c: Update tree_pass descriptors.
21665 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21666 * auto-inc-dec.c: Update tree_pass descriptors.
21667 * reorg.c: Update tree_pass descriptors.
21668 * cgraphunit.c: Update tree_pass descriptors.
21669 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21670 * tree-ssa-ccp.c: Update tree_pass descriptors.
21671 * df-core.c: Update tree_pass descriptors.
21672 * mode-switching.c: Update tree_pass descriptors.
21673 * tree-nomudflap.c: Update tree_pass descriptors.
21674 * modulo-sched.c: Update tree_pass descriptors.
21675 * ipa-pure-const.c: Update tree_pass descriptors.
21676 * cse.c: Update tree_pass descriptors.
21677 * web.c: Update tree_pass descriptors.
21678 * tree-stdarg.c: Update tree_pass descriptors.
21679 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21680 * tree-ssa-dom.c: Update tree_pass descriptors.
21681 * tree-nrv.c: Update tree_pass descriptors.
21682 * tree-ssa-alias.c: Update tree_pass descriptors.
21683 * loop-init.c: Update tree_pass descriptors.
21684 * gimple-low.c: Update tree_pass descriptors.
21685 * ipa-inline.c: Update tree_pass descriptors.
21686 * tree-ssa-sink.c: Update tree_pass descriptors.
21687 * global.c: Update tree_pass descriptors.
21688 * ifcvt.c: Update tree_pass descriptors.
21689 * jump.c: Update tree_pass descriptors.
21690 * predict.c: Update tree_pass descriptors.
21691 * tree-ssa-loop.c: Update tree_pass descriptors.
21692 * recog.c: Update tree_pass descriptors.
21693 * dse.c: Update tree_pass descriptors.
21694 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21695 * tree-eh.c: Update tree_pass descriptors.
21696 * regmove.c: Update tree_pass descriptors.
21698 * function.c: Update tree_pass descriptors.
21699 * tree-vectorizer.c: Update tree_pass descriptors.
21700 * gcse.c: Update tree_pass descriptors.
21701 * ipa-type-escape.c: Update tree_pass descriptors.
21702 * tree-if-conv.c: Update tree_pass descriptors.
21703 * init-regs.c: Update tree_pass descriptors.
21704 * ipa.c: Update tree_pass descriptors.
21705 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21706 * rtl-factoring.c: Update tree_pass descriptors.
21707 * lower-subreg.c: Update tree_pass descriptors.
21708 * bt-load.c: Update tree_pass descriptors.
21709 * tree-dfa.c: Update tree_pass descriptors.
21710 * except.c: Update tree_pass descriptors.
21711 * emit-rtl.c: Update tree_pass descriptors.
21712 * cfgexpand.c: Update tree_pass descriptors.
21713 * tree-cfgcleanup.c: Update tree_pass descriptors.
21714 * cfgcleanup.c: Update tree_pass descriptors.
21715 * tree-ssa-pre.c: Update tree_pass descriptors.
21716 * tree-sra.c: Update tree_pass descriptors.
21717 * tree-mudflap.c: Update tree_pass descriptors.
21718 * tree-ssa-copy.c: Update tree_pass descriptors.
21719 * cfglayout.c: Update tree_pass descriptors.
21720 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21721 * tree-ssa-dce.c: Update tree_pass descriptors.
21722 * tree-ssa.c: Update tree_pass descriptors.
21723 * regclass.c: Update tree_pass descriptors.
21724 * integrate.c: Update tree_pass descriptors.
21725 * tree-optimize.c: Update tree_pass descriptors.
21726 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21727 * tree-object-size.c: Update tree_pass descriptors.
21728 * combine.c: Update tree_pass descriptors.
21729 * tree-outof-ssa.c: Update tree_pass descriptors.
21730 * bb-reorder.c: Update tree_pass descriptors.
21731 * stack-ptr-mod.c: Update tree_pass descriptors.
21732 * var-tracking.c: Update tree_pass descriptors.
21733 * tree-profile.c: Update tree_pass descriptors.
21734 * tree-vect-generic.c: Update tree_pass descriptors.
21735 * reg-stack.c: Update tree_pass descriptors.
21736 * sched-rgn.c: Update tree_pass descriptors.
21737 * tree-ssa-structalias.c: Update tree_pass descriptors.
21738 * tree-cfg.c: Update tree_pass descriptors.
21739 * passes.c (current_pass): Update declaration.
21740 (finish_optimization_passes): Update.
21741 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21742 (register_one_dump_file, register_dump_files_1, next_pass_1):
21744 (init_optimization_passes): Update handling of new types.
21745 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21746 * ipa-struct-reorg.c: Update tree_pass descriptors.
21747 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21748 * combine-stack-adj.c: Update tree_pass descriptors.
21749 * cfgrtl.c: Update tree_pass descriptors.
21750 * dce.c: Update tree_pass descriptors.
21751 * tree-ssanames.c: Update tree_pass descriptors.
21753 2008-03-19 Richard Guenther <rguenther@suse.de>
21755 PR middle-end/35609
21756 * tree-ssa.c (walk_data): New structure.
21757 (warn_uninitialized_var): If not always_executed warn with "maybe"
21759 (execute_early_warn_uninitialized): Compute post-dominators.
21760 Initialize always_executed before processing each basic block.
21762 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21765 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21766 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21768 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21770 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21772 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21774 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21776 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21777 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21778 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21779 target after ignore has been set, and move there also the commputation
21780 of subtarget and original_target.
21781 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21782 (LANG_HOOKS_INITIALIZER): Remove it.
21783 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21785 2008-03-18 Richard Guenther <rguenther@suse.de>
21787 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21788 found an expression with constants, note that in the VN for the lhs.
21789 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21790 fold them to constants if possible. Run cleanup_cfg if done so.
21791 (execute_pre): Return todo.
21792 (do_pre): Likewise.
21793 (execute_fre): Likewise.
21794 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21796 (get_prop_source_stmt): Look through pointer conversions.
21798 2008-03-18 Jan Hubicka <jh@suse.cz>
21800 * tree-pretty-print.c: Include predict.h.
21801 (dump_generic_node): Dump predictor.
21802 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21803 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21804 * gimple-low.c (lower_stmt): Likewise.
21805 * expr.c (expand_expr_real): Likewise.
21806 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21808 (build_predict_expr, build_predict_expr): New.
21809 * predict.h (predictor_name, build_predict_expr): Update.
21810 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21811 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21812 * predict.def (PRED_CONTINUE): Update hitrate.
21813 * tree.def (PREDICT_EXPR): Define.
21814 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21815 do not handle BIND_EXPR.
21816 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21817 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21818 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21821 2008-03-18 Michael Matz <matz@suse.de>
21823 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21825 2008-03-18 Richard Guenther <rguenther@suse.de>
21827 * tree-gimple.h (is_gimple_invariant_address): Declare.
21828 (is_gimple_constant): Likewise.
21829 * tree-gimple.c (is_gimple_constant): New function.
21830 (is_gimple_invariant_address): Likewise.
21831 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21832 and is_gimple_invariant_address.
21833 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21835 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21836 an addressable base.
21838 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21840 PR middle-end/35611
21841 * gimplify.c (gimplify_expr): Gimplify second operand of
21844 2008-03-17 Richard Guenther <rguenther@suse.de>
21846 PR tree-optimization/19637
21847 * fold-const.c (fold_unary): Remove restrictions of removing
21848 intermediate pointer-conversions (P2)(P1)P0.
21849 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21850 conversion to void pointer.
21851 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21853 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21856 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21857 emulated thread local variables.
21859 2008-03-16 Richard Guenther <rguenther@suse.de>
21861 PR middle-end/35607
21862 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21863 expand TREE_INVARIANT operations that are not gimple invariant.
21865 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21867 * doc/extend.texi (Alignment): Say that the ABI controls
21868 the __alignof__ for non-strict-alignment targets rather
21869 than being a recommendation.
21871 2008-03-15 Paul Brook <paul@codesourcery.com>
21873 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21875 (arm_output_fn_unwind): Mark functions that can not be unwound.
21877 2008-03-15 Paul Brook <paul@codesourcery.com>
21879 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21880 extension instructions.
21882 2008-03-15 Richard Guenther <rguenther@suse.de>
21884 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21885 and fold constant aggregate refs.
21886 (fold_const_aggregate_ref): Handle string constants
21887 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21888 (evaluate_stmt): Simplify now that ccp_fold folds constant
21891 2008-03-15 Paul Brook <paul@codesourcery.com>
21893 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21894 (extzv): Use gen_extzv_t2.
21895 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21897 2008-03-15 Richard Guenther <rguenther@suse.de>
21899 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21900 (fold_const_aggregate_ref): Likewise.
21901 (get_value): Return NULL if we don't have any values.
21902 (ccp_finalize): Set const_val to NULL after freeing it.
21903 * tree-flow.h (get_symbol_constant_value): Declare.
21904 (fold_const_aggregate_ref): Likewise.
21905 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21907 2008-03-15 Richard Guenther <rguenther@suse.de>
21909 PR middle-end/35593
21910 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21911 to not produce negative array indices if not allowed. Add
21912 parameter to indicate that.
21913 (maybe_fold_offset_to_component_ref): Allow negative array
21914 indices only for the first member of a structure.
21915 (maybe_fold_offset_to_reference): Allow negative array indices.
21916 (maybe_fold_stmt_addition): Likewise.
21918 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21919 Anatoly Sokolov <aesok@post.ru>
21921 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21922 (avr_arch): Add ARCH_AVR6.
21923 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21924 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21925 instead of fixed value 2.
21926 (print_operand_address): Use gs() asm specifier instead of pm().
21927 (avr_assemble_integer): (Ditto.).
21928 (avr_output_addr_vec_elt): (Ditto.).
21929 (print_operand): Handle "!" code.
21930 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21931 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21932 (AVR_HAVE_EIJMP_EICALL): Define.
21933 (AVR_3_BYTE_PC): Redefine.
21934 (AVR_2_BYTE_PC): (Ditto.).
21935 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21936 (LINK_SPEC): Add atmega2560 and atmega2561.
21937 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21939 * config/avr/avr.md (call_insn): Use eicall instead of icall
21940 for 3 byte PC devices.
21941 (call_value_insn): (Ditto.).
21942 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21943 (indirect_jump): Use only for for 2 byte PC devices.
21944 (*tablejump): (Ditto.).
21945 (*indirect_jump_avr6): Add insn.
21946 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21947 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21948 instead of ijmp for 3 byte PC devices.
21949 (__tablejump2__): (Ditto.).
21950 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21951 (MULITLIB_DIRNAMES): (Ditto.).
21952 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21954 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21956 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21957 "sse2_umulsidi3". Use V1DI mode for operand 0.
21958 ("mmx_psadbw"): Use V1DI mode for operand 0.
21959 * config/i386/i386-modes.def (V1SI): New vector mode.
21960 * config/i386/i386.c (struct builtin_description)
21961 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21962 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21963 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21964 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21965 v1di_ftype_v8qi_v8qi type.
21966 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21968 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21969 __builtin_ia32_pmuludq]: Fix the mode of return value.
21971 2008-03-15 Richard Guenther <rguenther@suse.de>
21973 PR middle-end/35595
21974 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21977 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21979 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21980 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21981 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21982 unless TARGET_SERIALIZE_VOLATILE is enabled.
21983 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21984 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21985 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21987 2008-03-14 Richard Guenther <rguenther@suse.de>
21989 PR tree-optimization/34172
21990 * tree-flow.h (refs_may_alias_p): Declare.
21991 (get_single_def_stmt): Likewise.
21992 (get_single_def_stmt_from_phi): Likewise.
21993 (get_single_def_stmt_with_phi): Likewise.
21994 * tree-dfa.c (refs_may_alias_p): New function.
21995 (get_single_def_stmt): Likewise.
21996 (get_single_def_stmt_from_phi): Likewise.
21997 (get_single_def_stmt_with_phi): Likewise.
21998 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21999 (vn_reference_lookup_1): New helper function.
22000 (vn_reference_lookup): Walk the virtual use-def chain to
22001 continue searching for a match if the def does not alias the
22002 reference we are looking for.
22004 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22006 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22007 archive and Perzl. Update The Written Word listing.
22009 2008-03-14 Richard Guenther <rguenther@suse.de>
22011 PR tree-optimization/34043
22012 PR tree-optimization/33989
22013 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22015 (bitmap_find_leader): Use extra argument to verify dominance
22016 relationship inside a basic-block.
22017 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22018 (find_leader_in_sets): Adjust.
22019 (create_component_ref_by_pieces): Take extra argument for
22020 dominance check, handle lookup failures.
22021 (find_or_generate_expression): Likewise.
22022 (create_expression_by_pieces): Likewise.
22023 (insert_into_preds_of_block): Adjust.
22024 (create_value_expr_from): If asked for, verify all operands
22025 are in the blocks AVAIL_OUT set.
22026 (make_values_for_stmt): Check for SSA_NAMEs that are life
22027 over an abnormal edge.
22028 (compute_avail): Remove such check.
22029 (do_SCCVN_insertion): New function.
22030 (eliminate): If we do not find a leader suitable for replacement
22031 insert a replacement expression from SCCVN if available.
22032 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22033 (struct vn_ssa_aux): Add needs_insertion flag.
22034 * tree-ssa-sccvn.c (may_insert): New global flag.
22035 (copy_reference_ops_from_ref): Value-number union member access
22036 based on its size, not type and member if insertion is allowed.
22037 (visit_reference_op_load): For a weak match from union type
22038 punning lookup a view-converted value and insert a SSA_NAME
22039 for that value if that is not found.
22040 (visit_use): Make dumps shorter. Do not disallow value numbering
22041 SSA_NAMEs that are life over an abnormal edge to constants.
22042 (free_scc_vn): Release inserted SSA_NAMEs.
22043 (run_scc_vn): New flag to specify whether insertion is allowed.
22044 Process SSA_NAMEs in forward order.
22045 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22046 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22047 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22048 pointer type to/from integral types that do not change the
22049 precision to regular conversions.
22051 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22053 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22054 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22055 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22056 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22057 input arguments and the mode of return value. Built-in functions
22058 that operate on whole 64-bit MMX register now use V1DI mode.
22060 2008-03-13 Alon Dayan <alond@il.ibm.com>
22061 Olga Golovanevsky <olga@il.ibm.com>
22063 PR tree-optimization/35041
22064 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22065 to locate the right position in a statement.
22067 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22071 * config/i386/xmmintrin.h: Change all static inline functions to
22072 extern inline and add __gnu_inline__ attribute.
22073 * config/i386/bmintrin.h: Ditto.
22074 * config/i386/smmintrin.h: Ditto.
22075 * config/i386/tmmintrin.h: Ditto.
22076 * config/i386/mmintrin-common.h: Ditto.
22077 * config/i386/ammintrin.h: Ditto.
22078 * config/i386/emmintrin.h: Ditto.
22079 * config/i386/pmmintrin.h: Ditto.
22080 * config/i386/mmintrin.h: Ditto.
22081 * config/i386/mm3dnow.h: Ditto.
22083 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22085 PR middle-end/35185
22086 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22087 (lower_omp_2): New function.
22088 (lower_omp_1, lower_omp): Rewritten.
22090 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22093 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22094 with the phrase "Microsoft Windows compilers".
22095 (Push/Pop Macro Pragmas): New subsection. Document
22096 #pragma push_macro and pragma pop_macro.
22098 2008-03-12 Paul Brook <paul@codesourcery.com>
22100 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22102 2008-03-12 Paul Brook <paul@codesourcery.com>
22104 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22105 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22106 (thumb2_addsi_shortim): Rename ...
22107 (thumb2_addsi_short): ... to this. Allow register operands.
22108 (thumb2_subsi_short): New pattern.
22109 (thumb2_one_cmplsi2_short,
22110 thumb2_negsi2_short): New patterns and peepholes.
22112 2008-03-12 Paul Brook <paul@codesourcery.com>
22114 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22116 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22118 * config/i386/i386.md (int_cond): New code iterator.
22120 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22121 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22122 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22123 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22124 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22125 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22126 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22127 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22129 2008-03-12 Paul Brook <paul@codesourcery.com>
22131 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22132 instead of {arm,thumb}_compute_save_reg_mask.
22133 (output_return_instruction): Ditto.
22134 (thumb_unexpanded_epilogue): Ditto.
22135 (thumb1_expand_prologue): Ditto.
22136 (thumb1_output_function_prologue): Ditto.
22137 (arm_set_return_address): Ditto.
22138 (thumb_set_return_address): Ditto.
22139 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22140 regs to achieve stack alignment.
22141 (thumb1_compute_save_reg_mask): Fix compiler warning.
22142 (arm_output_epilogue): Use offsets->saved_regs_mask.
22143 Adjust stack pointer by poping call clobered registers.
22144 (arm_expand_prologue): Use offsets->saved_regs_mask.
22145 Adjust stack pointer by pushing extra registers.
22146 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22148 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22151 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22152 conversion to the operands of a multiplication.
22154 2008-03-12 Richard Guenther <rguenther@suse.de>
22156 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22157 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22158 * timevar.def (TV_TREE_PHIPROP): Add.
22159 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22160 pass description. Use TV_TREE_PHIPROP.
22161 * tree-ssa-forwprop.c: Remove phiprop code.
22163 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22165 PR middle-end/35549
22166 * omp-low.c (maybe_lookup_decl): Constify first argument.
22167 (use_pointer_for_field): Change last argument from bool to
22168 omp_context *. Disallow shared copy-in/out in nested
22169 parallel if decl is shared in outer parallel too.
22170 (build_outer_var_ref, scan_sharing_clauses,
22171 lower_rec_input_clauses, lower_copyprivate_clauses,
22172 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22174 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22175 Ira Rosen <irar@il.ibm.com>
22177 * tree-vectorizer.c (free_stmt_vec_info): New function.
22178 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22179 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22180 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22181 * tree-vect-transform.c (vectorizable_conversion): Free
22182 vec_oprnds0 if it was allocated.
22183 (vect_permute_store_chain): Remove unused VECs.
22184 (vectorizable_store): Free VECs that are allocated in the..
22186 (vect_transform_strided_load, vectorizable_load): Likewise.
22187 (vect_remove_stores): Simplify the code.
22188 (vect_transform_loop): Move code to vect_remove_stores().
22189 Call vect_remove_stores() and free_stmt_vec_info().
22191 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22193 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22194 TARGET_HPUX. Revise comment.
22195 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22196 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22197 Use sr4 variant of `be' instruction when not generating PIC code.
22198 (attr_length_call): Adjust for above change.
22200 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22202 * ipa-reference.c (static_execute): Remove module_statics_const and
22203 associated setting code.
22205 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22208 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22209 predicate for operand 1.
22210 (paritysi2_cmp): Use register_operand predicate for operand 2.
22211 Use earlyclobber modifier for operand 1. Remove support for
22213 (paritydi2_cmp): Use register_operand predicate for operand 3.
22214 Use earlyclobber modifier for operand 1. Remove support for
22217 2008-03-11 Paul Brook <paul@codesourcery.com>
22218 Vladimir Prus <vladimir@codesourcery.com>
22220 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22221 (arm_compute_save_reg0_reg12_mask): Always
22222 check if register 11 must be saved. Always safe hard frame pointer
22223 when frame_pointer_needeed.
22224 (arm_compute_save_reg_mask): Save IP and PC
22225 only with apcs frames.
22226 (arm_output_epilogue): Adjust Thumb2 codepath to
22227 be also invoked and work for ARM non-apcs frames.
22228 (arm_expand_prologue): Don't bother saving IP
22229 for non-apcs frame, since it's not clobbered by
22230 prologue code. Implement non-apcs frame
22233 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22235 PR rtl-optimization/35281
22236 * expr.c (convert_move): Use a new pseudo for the intermediate
22237 from_mode->word_mode result.
22239 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22241 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22242 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22243 * toplev.c (compile_file): Don't call it.
22245 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22247 PR middle-end/35526
22248 * expr.c (store_expr): Call emit_block_move if the mode
22249 of "temp" RTX is BLKmode.
22251 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22252 Richard Guenther <rguenther@suse.de>
22254 PR tree-optimization/31358
22255 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22256 the step with a NULL_TREE.
22257 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22258 to sizetype if type is a pointer type.
22259 (add_candidate_1): Don't convert the base and step to
22260 the generic type if the orginal type is a pointer type.
22261 (add_iv_value_candidates): Use sizetype for the step
22262 if type is a pointer type.
22263 (cand_value_at): Likewise.
22264 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22266 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22267 Don't convert the tem affine to the type.
22268 (add_elt_to_tree): Use sizetype for the step if a pointer.
22269 Use POINTER_PLUS_EXPR for pointers.
22270 (aff_combination_to_tree): Use sizetype for the step if a
22273 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22275 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22276 Remove commutativity hint.
22278 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22282 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22283 errorneous type. Check that v is a VAR_DECL.
22285 PR middle-end/35099
22286 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22288 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22290 PR tree-optimization/35494
22291 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22292 may be overriden at link and run time.
22294 2008-03-10 Richard Guenther <rguenther@suse.de>
22296 PR tree-optimization/34677
22297 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22298 (poolify_tree): Likewise.
22299 (modify_expr_template): Likewise.
22300 (poolify_modify_stmt): Likewise.
22301 (insert_fake_stores): Handle all component-ref style stores
22302 in addition to INDIRECT_REF. Also handle complex types.
22303 Do not poolify the inserted load.
22304 (realify_fake_stores): Do not rebuild the tree but only
22305 make it a SSA_NAME copy.
22306 (init_pre): Remove initialzation of modify_expr_template.
22307 Do not allocate modify_expr_node_pool.
22308 (fini_pre): Do not free modify_expr_node_pool.
22310 2008-03-10 Paul Brook <paul@codesourcery.com>
22312 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22313 to avoid conflicts.
22315 2008-03-10 Paul Brook <paul@codesourcery.com>
22316 Mark Shinwell <shinwell@codesourcery.com>
22318 * config/arm/cortex-r4.md: New.
22319 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22321 * config/arm/arm.md: Include cortex-r4.md.
22322 (insn): Add smmls, sdiv and udiv values.
22323 (generic_sched): Don't use generic scheduling for Cortex-R4.
22324 (arm_issue_rate): New function.
22325 (TARGET_SCHED_ISSUE_RATE): Define.
22327 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22329 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22331 2008-03-10 Richard Guenther <rguenther@suse.de>
22333 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22334 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22336 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22338 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22339 Set default to true.
22341 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22343 * c.opt (Wsynth): Deprecate.
22344 * doc/invoke.texi (Option Summary, Warning Options): Document
22345 -Wno-format-contains-nul.
22347 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22350 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22351 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22353 2008-03-09 Ira Rosen <irar@il.ibm.com>
22355 * config/rs6000/rs6000.c (builtin_description): Rename vector
22356 left shift operations.
22357 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22358 (altivec_vsl<VI_char>): Rename to ...
22359 (ashl<mode>3): ... new name.
22360 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22362 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22364 2008-03-08 Richard Guenther <rguenther@suse.de>
22366 * coverage.h (tree_coverage_counter_addr): Declare.
22367 * coverage.c (tree_coverage_counter_addr): New function.
22368 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22369 before using again.
22370 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22371 (tree_gen_one_value_profiler): Likewise.
22372 (tree_gen_ic_profiler): Likewise.
22373 (tree_gen_average_profiler): Likewise.
22374 (tree_gen_ior_profiler): Likewise.
22376 2008-03-08 Richard Guenther <rguenther@suse.de>
22378 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22379 (vn_binary_op_insert): Likewise.
22380 (vn_unary_op_lookup): Likewise.
22381 (vn_unary_op_insert): Likewise.
22382 (vn_nary_op_lookup): Declare.
22383 (vn_nary_op_insert): Likewise.
22384 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22385 and binary hashes, use a single obstack for unary_op_pool
22386 and binary_op_pool.
22387 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22388 a single struct vn_nary_op_s. Store tree code length and
22389 a variable number of operands.
22390 (struct vn_reference_op_struct): Remove unused op2.
22391 (vn_reference_op_eq): Do not compare op2.
22392 (vn_reference_op_compute_hash): Do not compute hash of op2.
22393 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22394 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22395 with vn_nary_op_compute_hash.
22396 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22397 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22399 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22401 (visit_unary_op): Call nary functions.
22402 (visit_binary_op): Likewise.
22403 (process_scc): Adjust for struct vn_tables_s changes.
22404 (allocate_vn_table): Likewise.
22405 (free_vn_table): Likewise.
22406 * tree-vn.c (vn_add): Call nary functions.
22407 (vn_lookup): Likewise.
22409 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22412 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22413 wdst back after sync_compare_and_swapqhi_internal.
22415 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22418 * config/i386/i386-modes.def (V1DI): New vector mode.
22419 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22420 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22421 (MMXMODE248): Ditto.
22422 (MMXMODE): Add V1DI mode.
22423 (mmxvecsize): Change DI mode to V1DI mode.
22424 ("mov<mode>): Use MMXMODEI8 mode iterator.
22425 ("*mov<mode>_internal_rex64"): Ditto.
22426 ("*mov<mode>_internal"): Ditto.
22427 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22428 ("mmx_sub<mode>3"): Ditto.
22429 ("mmx_adddi3"): Remove insn pattern.
22430 ("mmx_subdi3"): Ditto.
22431 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22432 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22433 ("mmx_ashl<mode>3"): Ditto.
22434 ("mmx_lshrdi3"): Remove insn pattern.
22435 ("mmx_ashldi3"): Ditto.
22436 * config/i386/i386.c (classify_argument): Handle V1DImode.
22437 (function_arg_advance_32): Ditto.
22438 (function_arg_32): Ditto.
22439 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22440 mmx_addv1di3 insn pattern.
22441 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22442 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22443 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22444 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22445 Remove definitions of built-in functions.
22446 (V1DI_type_node): New node.
22447 (v1di_ftype_v1di_int): Ditto.
22448 (v1di_ftype_v1di_v1di): Ditto.
22449 (v2si_ftype_v2si_si): Ditto.
22450 (v4hi_ftype_v4hi_di): Remove node.
22451 (v2si_ftype_v2si_di): Ditto.
22452 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22453 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22454 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22455 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22456 Add new builtins using def_builtin_const.
22457 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22458 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22459 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22460 * config/i386/mmintrin.h (__v1di): New typedef.
22461 (_mm_add_si64): Cast arguments to __v1di type.
22462 (_mm_sub_si64): Ditto.
22463 (_mm_sll_pi16): Cast __count to __v4hi type.
22464 (_mm_sll_pi32): Cast __count to __v2si type.
22465 (_mm_sll_si64): Cast arguments to __v1di type.
22466 (_mm_srl_pi16): Cast __count to __v4hi type.
22467 (_mm_srl_pi32): Cast __count to __v2si type.
22468 (_mm_srl_si64): Cast arguments to __v1di type.
22469 (_mm_sra_pi16): Cast __count to __v4hi type.
22470 (_mm_sra_pi32): Cast __count to __v2si type.
22471 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22472 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22473 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22474 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22475 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22476 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22477 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22478 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22479 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22480 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22481 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22482 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22484 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22486 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22488 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22491 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22492 reg+const addressing for Altivec modes. Don't generate reg+reg
22493 addressing for TFmode or TDmode quantities.
22495 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22497 * c-common.c (vector_types_convertible_p): Call langhook
22498 instead of comptypes.
22500 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22503 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22504 integral and scalar float variables which have a
22507 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22509 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22510 dwarf_register_span hook when emitting unwind information for
22511 register-to-memory saves.
22512 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22513 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22515 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22517 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22518 for the same VAR_DECL.
22520 2008-03-06 Tom Tromey <tromey@redhat.com>
22522 * treelang: Delete.
22523 * doc/standards.texi (Standards): Don't mention treelang.
22524 * doc/invoke.texi (Overall Options): Don't mention treelang.
22525 * doc/install.texi (Prerequisites): Don't mention bison or
22527 (Configuration): Don't mention treelang.
22528 (Building): Likewise.
22529 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22531 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22533 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22534 word-extractions out of a multi-word object.
22536 2008-03-06 Richard Guenther <rguenther@suse.de>
22538 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22539 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22540 result type and precision.
22541 * expr.c (get_inner_reference): Set unsignedp based on the result
22542 type of BIT_FIELD_REF.
22543 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22544 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22545 (try_instantiate_multiple_fields): Likewise. Use the correct type
22547 (sra_build_assignment): Likewise.
22548 (sra_build_elt_assignment): Likewise.
22549 (sra_explode_bitfield_assignment): Likewise.
22550 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22551 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22552 set BIT_FIELD_REF_UNSIGNED.
22553 (vectorizable_load): Likewise.
22555 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22557 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22560 2008-03-06 Richard Guenther <rguenther@suse.de>
22562 * alias.c (struct alias_set_entry): Move has_zero_child field
22563 to pack with alias_set.
22565 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22567 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22570 2008-03-05 Ian Lance Taylor <iant@google.com>
22572 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22574 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22576 * fwprop.c (update_df): Support width and offset parameters of
22578 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22579 global_conflicts): Change DF_REF_EXTRACT to either
22580 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22581 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22582 * df-scan.c (df_ref_record, df_defs_record,
22583 df_ref_create_structure, df_def_record_1, df_uses_record,
22584 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22585 df_bb_refs_collect, df_entry_block_defs_collect,
22586 df_exit_block_uses_collect): Support new width and offset fields.
22587 (ref_extract_pool): New storage pool.
22588 (df_free_ref): New function.
22589 (df_reg_chain_unlink, df_free_collection_rec,
22590 df_sort_and_compress_refs): Call df_free_ref.
22591 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22593 (df_ref_create_structure): Allocate df_ref_extract if offset and
22594 width fields are used.
22595 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22596 (df_uses_record): Get offset and width from ZERO_EXTRACT
22598 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22599 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22600 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22601 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22602 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22603 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22604 (df_ref_extract): New structure.
22605 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22606 (df_ref_create): Add width and offset parameters.
22608 2008-03-05 Richard Guenther <rguenther@suse.de>
22610 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22611 Use ranges_overlap_p.
22612 (offset_overlaps_with_access): Rename
22613 to ranges_overlap_p and move ...
22614 * tree-flow-inline.h (ranges_overlap_p): ... here.
22616 * tree.h (get_inner_reference, handled_component_p): Update
22619 * tree.h (record_component_aliases, get_alias_set,
22620 alias_sets_conflict_p, alias_sets_must_conflict_p,
22621 objects_must_conflict_p): Move declarations ...
22622 * alias.h (record_component_aliases, get_alias_set,
22623 alias_sets_conflict_p, alias_sets_must_conflict_p,
22624 objects_must_conflict_p): ... here.
22625 Include coretypes.h.
22626 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22628 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22630 * cfg.c: Include tree-flow.h.
22631 (remove_edge_raw): Call redirect_edge_var_map_clear.
22632 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22633 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22634 (redirect_edge_var_map_result): New.
22635 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22636 PENDING_STMT use with redirect_edge_var_map_*.
22637 * tree-ssa.c (edge_var_maps): New definition.
22638 (redirect_edge_var_map_add): New.
22639 (redirect_edge_var_map_clear): New.
22640 (redirect_edge_var_map_dup): New.
22641 (redirect_edge_var_map_vector): New.
22642 (redirect_edge_var_map_destroy): New.
22643 (ssa_redirect_edge): Replace PENDING_STMT use with
22644 redirect_edge_var_map_*.
22645 (flush_pending_stmts): Same.
22646 (delete_tree_ssa): Destroy edge var map.
22647 * tree-flow.h (struct _edge_var_map): New.
22648 Define edge_var_map vector type.
22649 Declare redirect_edge_var_map_* prototypes.
22650 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22651 * tree-cfg.c (reinstall_phi_args): Replace
22652 PENDING_STMT use with redirect_edge_var_map_*.
22654 2008-03-05 Richard Guenther <rguenther@suse.de>
22656 PR tree-optimization/35472
22657 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22658 whose single use_stmt has a overlapping set of loaded and
22659 stored symbols as that use_stmt might be a noop assignment then.
22661 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22663 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22665 2008-03-05 Richard Guenther <rguenther@suse.de>
22668 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22669 should be constants.
22670 * tree-cfg.c (verify_expr): Verify it.
22671 * fold-const.c (fold_truthop): Remove code generating
22672 BIT_FIELD_REFs of structure bases.
22673 (fold_binary): Likewise.
22674 (fold_ternary): Position and size of BIT_FIELD_REFs are
22675 always host integers.
22676 (make_bit_field_ref): Remove.
22677 (optimize_bit_field_compare): Remove.
22678 (all_ones_mask_p): Remove.
22680 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22683 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22684 (split_block_and_df_analyze): New. Split basic block and rebuild
22686 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22688 (split_pattern_seq): Likewise.
22689 (erase_matching_seqs): Likewise.
22690 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22692 2008-03-04 Geoff Keating <geoffk@apple.com>
22694 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22695 declaration and code.
22696 (tree_invalid_nonnegative_warnv_p): Likewise.
22698 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22700 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22701 examples. Truncate option-names then causing overfull hbox.
22703 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22706 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22708 * configure: Rebuilt.
22710 2008-03-04 Rafael Espíndola <espindola@google.com>
22712 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22713 (tree_unary_nonnegative_warnv_p): New.
22714 (tree_binary_nonnegative_warnv_p): New.
22715 (tree_single_nonnegative_warnv_p): New.
22716 (tree_invalid_nonnegative_warnv_p): New.
22717 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22719 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22722 * opts.c (handle_option): Postpone 'unknown option' errors only for
22725 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22728 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22731 2008-03-04 Rafael Espíndola <espindola@google.com>
22733 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22734 (tree_binary_nonzero_warnv_p): New.
22735 (tree_single_nonzero_warnv_p): New.
22736 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22738 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22740 PR middle-end/35456
22741 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22742 transformations for modes that have signed zeros.
22743 * ifcvt.c (noce_try_abs): Ditto.
22745 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22747 * config/i386/i386.c (override_options): Force
22748 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22750 2008-03-04 Jan Hubicka <jh@suse.cz>
22753 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22756 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22758 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22759 label to probe the stack.
22761 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22763 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22764 (__gthr_win32_mutex_destroy): Declare.
22765 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22766 __gthr_win32_mutex_destroy.
22767 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22769 2008-03-03 Jan Hubicka <jh@suse.cz>
22772 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22773 aggressive on inlining cold calls.
22775 2008-03-03 Richard Guenther <rguenther@suse.de>
22777 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22778 struct copies into the expression table.
22779 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22780 (try_to_simplify): Likewise.
22781 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22782 integral and pointer arguments which do not change the
22783 precision to NOP_EXPRs.
22784 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22785 VIEW_CONVERT_EXPR case.
22787 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22789 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22790 defined in a loop at depth 0 is invariant.
22791 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22792 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22793 be called at loop depth 0.
22795 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22798 * gcc.c (process_command): Update copyright notice dates.
22799 * gcov.c (print_version): Likewise.
22800 * gcov-dump.c (print_version): Likewise.
22801 * mips-tfile.c (main): Likewise.
22802 * mips-tdump.c (main): Likewise.
22804 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22807 * c-common.c (flag_permissive): Delete.
22808 (constant_expression_warnings): Check flags first.
22809 (constant_expression_error): New.
22810 * c-common.h (flag_permissive): Delete.
22811 (constant_expression_error): Declare.
22812 * flags.h (flag_permissive): Declare. Update description.
22813 * diagnostic.c (pedwarn): Update.
22815 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22816 (permissive_error_kind): New.
22817 * toplev.c (flag_permissive): Define. Update description.
22818 * toplev.h (permissive_error_kind): Declare.
22819 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22820 (pedwarn_c90): Use pedantic_warning_kind.
22821 * c-opts.c (c_common_post_options): flag_permissive does not affect
22822 flag_pedantic_errors.
22824 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22826 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22827 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22828 __absvsi2, __absvDI2): Use unsigned arithmetic.
22830 2008-03-02 Andi Kleen <ak@suse.de>
22831 Richard Guenther <rguenther@suse.de>
22833 * struct-equiv.c: Remove file.
22834 * cfg_cleanup.c (condjump_equiv_p): Remove.
22835 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22836 (struct-equiv.o): Remove rule.
22837 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22838 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22839 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22841 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22843 * ifcvt.c (noce_process_if_block): Try to handle only the then
22844 block if the else block exists but isn't suitable.
22846 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22849 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22850 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22851 regression from previous patch.
22853 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22856 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22858 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22859 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22860 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22861 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22862 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22863 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22864 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22865 (__gthread_mutex_destroy_function): Rename to
22866 __gthread_mutex_destroy.
22867 * gthr-dce.h (__gthread_mutex_destroy): Call
22868 pthread_mutex_destroy.
22869 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22870 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22871 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22873 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22875 * df-scan.c (df_ref_chain_change_bb): Simplify.
22876 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22877 set_block_for_insn if there's any change.
22878 * df.h ((df_insn_change_bb): Fix prototype.
22879 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22880 df_insn_change_bb, don't call set_block_for_insn.
22881 * emit-rtl.c (reorder_insns): Likewise.
22882 * haifa-sched.c (move_insn): Likewise.
22884 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22886 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22888 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22890 * tree-flow-inline.h (next_readonly_imm_use): Return
22891 NULL_USE_OPERAND_P after the end.
22893 2008-03-01 Richard Guenther <rguenther@suse.de>
22895 PR tree-optimization/35411
22896 * tree-sra.c (sra_build_assignment): Split conversion to
22897 final type to a separate statement if we are not assigning
22900 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22902 * fold-const.c (fold_convertible_p): Correct the logic to follow
22903 that in fold_convert().
22905 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22908 * tree-inline.c (build_duplicate_type): When we make a
22909 duplicate type, make it unique in the canonical types system.
22911 2008-02-29 Tom Tromey <tromey@redhat.com>
22913 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22914 input_file_stack_history, input_file_stack_restored): Remove.
22915 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22916 * input.h (struct file_stack): Remove.
22917 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22918 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22920 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22922 (diagnostic_last_module_changed): Add 'map' argument.
22923 (diagnostic_set_last_function): Likewise.
22924 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22925 line map, not input_file_stack.
22926 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22928 2008-02-29 Paul Brook <paul@codesourcery.com>
22930 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22932 2008-02-29 Paul Brook <paul@codesourcery.com>
22934 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22936 2008-02-29 Richard Guenther <rguenther@suse.de>
22938 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22940 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22941 value for comparing for a store match.
22942 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22943 (try_to_simplify): Do not do a full-blown reference lookup.
22945 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22947 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22948 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22950 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22952 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22954 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22955 strides against cache sizes.
22957 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22959 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22962 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22964 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22965 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22966 is smaller than the original promoted value.
22967 (simplify_subreg): If OP is a SUBREG, try to preserve its
22968 SUBREG_PROMOTED_VAR_P information.
22970 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22972 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22973 (VN_INFO_GET): Allocate new objects on the obstack.
22974 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22975 for rpo_numbers_temp, for consistency.
22976 (free_scc_vn): Free the obstack.
22978 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22980 * doc/invoke.texi: Document -ftree-loop-distribution.
22981 * tree-loop-distribution.c: New.
22982 * tree-pass.h (pass_loop_distribution): New.
22983 * graphds.h (struct graph): Add htab_t indices.
22984 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22985 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22986 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22987 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22988 * tree-data-ref.c (debug_data_dependence_relations): New.
22989 (dump_data_dependence_relation): Also print data references.
22990 (free_data_ref): Extern.
22991 (same_access_functions): Moved...
22992 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22993 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22994 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22995 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22996 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22997 (stmts_from_loop): Skip LABEL_EXPR.
22998 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23000 (build_rdg): Initialize rdg->indices htab.
23001 (free_rdg, stores_from_loop, ref_base_address,
23002 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23003 have_similar_memory_accesses_1, ref_base_address_1,
23004 remove_similar_memory_refs): New.
23005 * tree-data-ref.h: Depend on tree-chrec.h.
23006 (debug_data_dependence_relations, free_data_ref): Declared.
23007 (same_access_functions): ... here.
23008 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23010 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23011 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23012 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23013 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23014 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23015 rdg_vertex_for_stmt): Declared.
23016 (struct rdg_edge): Add level.
23018 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23019 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23021 (rdg_has_similar_memory_accesses): New.
23022 * tree-vect-analyze.c: Remove unused static decls.
23023 * lambda.h (dependence_level): New.
23024 * common.opt (ftree-loop-distribution): New.
23025 * tree-flow.h (mark_virtual_ops_in_bb,
23026 slpeel_tree_duplicate_loop_to_edge_cfg,
23027 rename_variables_in_loop): Declared.
23028 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23029 (OBJS-common): Add tree-loop-distribution.o.
23030 (tree-loop-distribution.o): New rule.
23031 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23032 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23033 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23035 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23038 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23039 other than structures and unions.
23041 2008-02-28 Richard Guenther <rguenther@suse.de>
23044 2008-02-26 Richard Guenther <rguenther@suse.de>
23046 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23047 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23048 (lookup_decl_from_uid): Declare.
23049 (remove_decl_from_map): Likewise.
23050 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23051 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23052 (decl_for_uid_map): New global hashtable mapping DECL_UID
23054 (init_ttree): Allocate it.
23055 (insert_decl_to_uid_decl_map): New helper function.
23056 (make_node_stat): Insert new decls into the map.
23057 (copy_node_stat): Likewise.
23058 (lookup_decl_from_uid): New function.
23059 (remove_decl_from_map): Likewise.
23060 (print_decl_for_uid_map_statistics): New helper.
23061 (dump_tree_statistics): Call it.
23063 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23064 (referenced_var_iterator): Adjust.
23065 (FOR_EACH_REFERENCED_VAR): Adjust.
23066 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23067 (num_referenced_vars): Adjust.
23068 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23069 (first_referenced_var): Remove.
23070 (end_referenced_vars_p): Likewise.
23071 (next_referenced_var): Likewise.
23072 (referenced_var_iterator_set): New helper function.
23073 * tree-dfa.c (referenced_var_lookup): Adjust.
23074 (referenced_var_check_and_insert): Likewise.
23075 (remove_referenced_var): Likewise.
23076 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23077 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23078 (verify_call_clobbering): Likewise.
23079 (verify_memory_partitions): Likewise.
23080 (init_tree_ssa): Allocate bitmap instead of hashtable for
23082 (delete_tree_ssa): Adjust.
23083 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23084 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23085 (compute_tag_properties): Likewise.
23086 (set_initial_properties): Likewise.
23087 (find_partition_for): Likewise.
23088 (update_reference_counts): Likewise.
23089 (dump_may_aliases_for): Likewise.
23090 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23091 (add_call_clobber_ops): Likewise.
23092 (add_call_read_ops): Likewise.
23093 (get_asm_expr_operands): Likewise.
23094 * tree-into-ssa.c (dump_decl_set): Likewise.
23095 (update_ssa): Likewise.
23096 * tree-sra.c (scan_function): Likewise.
23097 (decide_instantiations): Likewise.
23098 (scalarize_parms): Likewise.
23099 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23100 (dsa_named_for): Likewise.
23101 * tree-ssa-structalias.c (update_alias_info): Likewise.
23102 (merge_smts_into): Likewise.
23104 2008-02-27 David Daney <ddaney@avtrex.com>
23107 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23108 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23109 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23110 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23111 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23113 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23116 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23117 (BUILT_IN_NEXTTOWARD): Remove.
23118 (BUILT_IN_NEXTTOWARDF): Ditto.
23119 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23120 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23122 2008-02-27 Tom Tromey <tromey@redhat.com>
23124 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23125 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23127 2008-02-27 Jan Beulich <jbeulich@novell.com>
23129 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23130 update the respective field on newdecl.
23132 2008-02-27 Revital Eres <eres@il.ibm.com>
23134 PR rtl-optimization/34999
23135 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23136 crossing edges that ends with a call insn.
23137 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23138 call insn and clear the EDGE_CROSSING flag of the crossing edge
23139 when fixing fallthru edges.
23141 2008-02-27 Richard Guenther <rguenther@suse.de>
23143 PR middle-end/35390
23144 * fold-const.c (fold_unary): Return the correct argument,
23145 converted to the result type.
23147 2008-02-27 Richard Guenther <rguenther@suse.de>
23149 PR middle-end/34971
23150 * expr.c (expand_expr_real_1): Assert on rotates that operate
23152 * fold-const.c (fold_binary): Use the types precision, not the
23153 bitsize of the mode if folding rotate expressions. Build rotates
23154 only for full modes.
23156 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23158 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23159 and CPP_PRAGMA_EOL.
23160 * c-pragma.c (pragma_ns_name): New typedef.
23161 (registered_pp_pragmas): New variable.
23162 (c_pp_lookup_pragma): New function.
23163 (c_register_pragma_1): If flag_preprocess_only, do nothing
23164 for non-expanded pragmas, for expanded ones push pragma's
23165 namespace and name into registered_pp_pragmas vector.
23166 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23167 flag_preprocess_only, don't register GCC pch_preprocess
23168 pragma if flag_preprocess_only.
23169 * c-opts.c (c_common_init): Call init_pragma even if
23170 flag_preprocess_only.
23171 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23172 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23173 cpp_register_pragma if flag_preprocess_only.
23175 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23178 * c-parser.c (c_parser_translation_unit): Warn for empty
23179 translation unit, not empty source file.
23181 2008-02-26 Paul Brook <paul@codesourcery.com>
23183 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23184 operand for Thumb-2.
23185 * config/arm/arm.h (reg_class): Add CORE_REGS.
23186 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23187 (BASE_REG_CLASS): Use CORE_REGS.
23188 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23189 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23190 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23191 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23192 ARM_REGNO_OK_FOR_INDEX_P.
23193 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23194 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23195 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23196 (ldm/stm peepholes): Ditto.
23197 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23198 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23199 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23200 * config/arm/constraints.md: Enable "k" constraint on ARM.
23202 2008-02-27 Ben Elliston <bje@au.ibm.com>
23204 * config/rs6000/rs6000.c: Annotate cache line size field in all
23205 instances of struct processor_costs.
23207 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23209 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23210 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23211 jump_bypass): New counters.
23212 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23213 * dce.c (gate_ud_dce): Same.
23214 (gate_fast_dce): Same.
23215 * dse.c (gate_dse1): New function.
23216 (gate_dse2): New function.
23217 (gate_dse): Merge results of new gate functions.
23218 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23219 (gate_handle_jump_bypass): Add dbg_cnt.
23220 (gate_handle_gcse): Add dbg_cnt.
23221 * ifcvt.c (gate_handle_if_conversion): Same.
23222 (gate_handle_if_after_combine): Same.
23223 (gate_handle_if_after_reload): Same.
23224 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23226 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23228 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23230 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23232 2008-02-26 Jason Merrill <jason@redhat.com>
23235 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23236 alone if it's the naming decl for the type's main variant.
23238 2008-02-26 Tom Tromey <tromey@redhat.com>
23240 * system.h (USE_MAPPED_LOCATION): Poison.
23241 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23242 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23243 (make_goto_expr_edges): Likewise.
23244 (remove_bb): Likewise.
23245 (execute_warn_function_return): Likewise.
23246 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23248 * c-common.c (fname_decl): Remove old location code.
23249 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23251 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23253 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23254 (gen_rtx_ASM_INPUT): Likewise.
23255 (gen_rtx_ASM_INPUT_loc): Likewise.
23256 (get_rtx_asm_OPERANDS): Remove.
23257 * cfglayout.c (insn_locators_alloc): Remove old location code.
23258 (set_curr_insn_source_location): Likewise.
23259 (curr_insn_locator): Likewise.
23260 * print-tree.c (print_node): Remove old location code.
23261 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23262 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23263 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23264 location_from_locus.
23265 (construct_exit_block): Remove old location code.
23266 * emit-rtl.c (force_next_line_note): Remove old location code.
23267 * profile.c (branch_prob): Remove old location code.
23268 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23269 LOC_LINE): Remove old-location variants.
23270 * langhooks.c (lhd_print_error_function): Remove old location
23272 * configure, config.in: Rebuilt.
23273 * configure.ac (--enable-mapped-location): Remove.
23274 * c-decl.c (c_init_decl_processing): Remove old location code.
23275 (finish_function): Likewise.
23276 * recog.c (decode_asm_operands): Remove old location code.
23277 * c-pch.c (c_common_read_pch): Remove old location code.
23278 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23280 * gimple-low.c (lower_function_body): Remove old location code.
23281 * toplev.c (unknown_location): Remove.
23282 (push_srcloc): Remove old-location variant.
23283 (process_options): Remove old location code.
23284 (lang_dependent_init): Likewise.
23285 * input.h (UNKNOWN_LOCATION): Move definition.
23286 (location_t): Undeprecate.
23287 (source_locus): Remove.
23288 (location_from_locus): Remove.
23289 (struct location_s): Remove.
23290 Remove all old-location code.
23291 (input_line, input_filename): Remove.
23292 * final.c (final_scan_insn): Remove old location code.
23293 * diagnostic.c (diagnostic_build_prefix): Remove
23294 USE_MAPPED_LOCATION test.
23295 * tree.h (gimple_stmt) <locus>: Now a location_t.
23296 (tree_exp) <locus>: Likewise.
23297 (DECL_IS_BUILTIN): Remove old-location variant.
23298 (annotate_with_file_line, annotate_with_locus): Likewise.
23299 (expr_locus, set_expr_locus): Update.
23300 * tree.c (build1_stat): Remove old location code.
23301 (last_annotated_node): Remove.
23302 (annotate_with_file_line): Remove old-location variant.
23303 (annotate_with_locus): Likewise.
23304 (expr_location): Remove old location code.
23305 (set_expr_location): Likewise.
23306 (expr_has_location): Likewise.
23307 (expr_locus): Likewise.
23308 (set_expr_locus): Likewise.
23309 (expr_filename): Don't use location_from_locus.
23310 (expr_lineno): Likewise.
23311 * rtl-error.c (location_for_asm): Remove old location code.
23312 * c-lex.c (cb_line_change): Remove old location code.
23313 (fe_file_change): Likewise.
23314 (cb_def_pragma): Likewise.
23315 (c_lex_with_flags): Likewise.
23316 * gengtype.c (do_typedef): Don't special-case location types.
23317 (define_location_structures): Remove.
23318 (main): Don't call define_location_structures.
23319 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23322 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23325 * builtins.def (BUILT_IN_STDARG_START): Remove.
23326 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23327 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23328 * tree-inline.c (inline_forbidden_p_1): Likewise.
23330 2008-02-26 Richard Guenther <rguenther@suse.de>
23332 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23333 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23334 (lookup_decl_from_uid): Declare.
23335 (remove_decl_from_map): Likewise.
23336 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23337 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23338 (decl_for_uid_map): New global hashtable mapping DECL_UID
23340 (init_ttree): Allocate it.
23341 (insert_decl_to_uid_decl_map): New helper function.
23342 (make_node_stat): Insert new decls into the map.
23343 (copy_node_stat): Likewise.
23344 (lookup_decl_from_uid): New function.
23345 (remove_decl_from_map): Likewise.
23346 (print_decl_for_uid_map_statistics): New helper.
23347 (dump_tree_statistics): Call it.
23349 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23350 (referenced_var_iterator): Adjust.
23351 (FOR_EACH_REFERENCED_VAR): Adjust.
23352 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23353 (num_referenced_vars): Adjust.
23354 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23355 (first_referenced_var): Remove.
23356 (end_referenced_vars_p): Likewise.
23357 (next_referenced_var): Likewise.
23358 (referenced_var_iterator_set): New helper function.
23359 * tree-dfa.c (referenced_var_lookup): Adjust.
23360 (referenced_var_check_and_insert): Likewise.
23361 (remove_referenced_var): Likewise.
23362 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23363 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23364 (verify_call_clobbering): Likewise.
23365 (verify_memory_partitions): Likewise.
23366 (init_tree_ssa): Allocate bitmap instead of hashtable for
23368 (delete_tree_ssa): Adjust.
23369 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23370 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23371 (compute_tag_properties): Likewise.
23372 (set_initial_properties): Likewise.
23373 (find_partition_for): Likewise.
23374 (update_reference_counts): Likewise.
23375 (dump_may_aliases_for): Likewise.
23376 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23377 (add_call_clobber_ops): Likewise.
23378 (add_call_read_ops): Likewise.
23379 (get_asm_expr_operands): Likewise.
23380 * tree-into-ssa.c (dump_decl_set): Likewise.
23381 (update_ssa): Likewise.
23382 * tree-sra.c (scan_function): Likewise.
23383 (decide_instantiations): Likewise.
23384 (scalarize_parms): Likewise.
23385 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23386 (dsa_named_for): Likewise.
23387 * tree-ssa-structalias.c (update_alias_info): Likewise.
23388 (merge_smts_into): Likewise.
23390 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23393 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23394 * c-opts.c (c_common_handle_option): Wall enables
23395 Wvolatile-register-var.
23396 * common.opt: Move Wvolatile-register-var to...
23399 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23401 * common.opt (Wlarger-than=): New.
23402 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23404 * opts.c (common_handle_option): Handle -Wlarger-than=.
23405 * optc-gen.awk: Likewise.
23406 * opth-gen.awk: Likewise.
23407 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23408 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23410 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23412 * c-common.c (match_case_to_enum_1): Add appropriate
23413 OPT_W* parameter to warning.
23414 (c_do_switch_warnings): Likewise.
23415 * c-typeck.c (warning_init): Add one more parameter following
23416 'warning' function.
23417 (push_init_level): Update call to warning_init.
23418 (pop_init_level): Likewise.
23419 (add_pending_init): Likewise.
23420 (output_init_element: Likewise.
23422 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23425 * toplev.c (toplev_main): If there are warnings or error, print
23426 errors for ignored options.
23427 * opts.c (ignored_options): New static variable.
23428 (postpone_unknown_option_error): New.
23429 (print_ignored_options): New.
23430 (handle_option): Postpone errors for unknown -Wno-* options.
23431 * opts.h (print_ignored_options): Declare.
23433 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23435 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23438 2008-02-25 Richard Guenther <rguenther@suse.de>
23441 2008-02-25 Richard Guenther <rguenther@suse.de>
23443 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23444 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23445 (lookup_decl_from_uid): Declare.
23446 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23447 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23448 (decl_for_uid_map): New global hashtable mapping DECL_UID
23450 (init_ttree): Allocate it.
23451 (insert_decl_to_uid_decl_map): New helper function.
23452 (make_node_stat): Insert new decls into the map.
23453 (copy_node_stat): Likewise.
23454 (lookup_decl_from_uid): New function.
23455 (print_decl_for_uid_map_statistics): New helper.
23456 (dump_tree_statistics): Call it.
23458 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23459 (referenced_var_iterator): Adjust.
23460 (FOR_EACH_REFERENCED_VAR): Adjust.
23461 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23462 (num_referenced_vars): Adjust.
23463 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23464 (first_referenced_var): Remove.
23465 (end_referenced_vars_p): Likewise.
23466 (next_referenced_var): Likewise.
23467 (referenced_var_iterator_set): New helper function.
23468 * tree-dfa.c (referenced_var_lookup): Adjust.
23469 (referenced_var_check_and_insert): Likewise.
23470 (remove_referenced_var): Likewise.
23471 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23472 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23473 (verify_call_clobbering): Likewise.
23474 (verify_memory_partitions): Likewise.
23475 (init_tree_ssa): Allocate bitmap instead of hashtable for
23477 (delete_tree_ssa): Adjust.
23478 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23479 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23480 (compute_tag_properties): Likewise.
23481 (set_initial_properties): Likewise.
23482 (find_partition_for): Likewise.
23483 (update_reference_counts): Likewise.
23484 (dump_may_aliases_for): Likewise.
23485 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23486 (add_call_clobber_ops): Likewise.
23487 (add_call_read_ops): Likewise.
23488 (get_asm_expr_operands): Likewise.
23489 * tree-into-ssa.c (dump_decl_set): Likewise.
23490 (update_ssa): Likewise.
23491 * tree-sra.c (scan_function): Likewise.
23492 (decide_instantiations): Likewise.
23493 (scalarize_parms): Likewise.
23494 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23495 (dsa_named_for): Likewise.
23496 * tree-ssa-structalias.c (update_alias_info): Likewise.
23497 (merge_smts_into): Likewise.
23499 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23502 * doc/invoke.texi (-fcx-limited-range): Document new option.
23503 * toplev.c (process_options): Handle -fcx-fortran-rules.
23504 * common.opt: Add documentation for -fcx-fortran-rules.
23506 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23509 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23510 actual behaviour and C99.
23512 2008-02-26 Ben Elliston <bje@au.ibm.com>
23514 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23515 (ASM_CPU_POWER6_SPEC): Likewise.
23516 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23517 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23518 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23520 2008-02-25 Richard Guenther <rguenther@suse.de>
23522 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23523 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23524 (lookup_decl_from_uid): Declare.
23525 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23526 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23527 (decl_for_uid_map): New global hashtable mapping DECL_UID
23529 (init_ttree): Allocate it.
23530 (insert_decl_to_uid_decl_map): New helper function.
23531 (make_node_stat): Insert new decls into the map.
23532 (copy_node_stat): Likewise.
23533 (lookup_decl_from_uid): New function.
23534 (print_decl_for_uid_map_statistics): New helper.
23535 (dump_tree_statistics): Call it.
23537 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23538 (referenced_var_iterator): Adjust.
23539 (FOR_EACH_REFERENCED_VAR): Adjust.
23540 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23541 (num_referenced_vars): Adjust.
23542 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23543 (first_referenced_var): Remove.
23544 (end_referenced_vars_p): Likewise.
23545 (next_referenced_var): Likewise.
23546 (referenced_var_iterator_set): New helper function.
23547 * tree-dfa.c (referenced_var_lookup): Adjust.
23548 (referenced_var_check_and_insert): Likewise.
23549 (remove_referenced_var): Likewise.
23550 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23551 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23552 (verify_call_clobbering): Likewise.
23553 (verify_memory_partitions): Likewise.
23554 (init_tree_ssa): Allocate bitmap instead of hashtable for
23556 (delete_tree_ssa): Adjust.
23557 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23558 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23559 (compute_tag_properties): Likewise.
23560 (set_initial_properties): Likewise.
23561 (find_partition_for): Likewise.
23562 (update_reference_counts): Likewise.
23563 (dump_may_aliases_for): Likewise.
23564 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23565 (add_call_clobber_ops): Likewise.
23566 (add_call_read_ops): Likewise.
23567 (get_asm_expr_operands): Likewise.
23568 * tree-into-ssa.c (dump_decl_set): Likewise.
23569 (update_ssa): Likewise.
23570 * tree-sra.c (scan_function): Likewise.
23571 (decide_instantiations): Likewise.
23572 (scalarize_parms): Likewise.
23573 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23574 (dsa_named_for): Likewise.
23575 * tree-ssa-structalias.c (update_alias_info): Likewise.
23576 (merge_smts_into): Likewise.
23578 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23581 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23582 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23583 * alias.h (nonoverlapping_memrefs_p): Likewise.
23585 2008-02-25 Jan Beulich <jbeulich@novell.com>
23587 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23588 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23589 __emultls_get_address, __emultls_register_common,
23590 __floatundi?f, and _Unwind_GetIPInfo.
23591 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23592 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23593 (gen_regparm_prefix): Likewise.
23594 (i386_nlm_encode_section_info): Sync with
23595 config/i386/winnt.c:i386_pe_encode_section_info().
23596 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23597 i386_nlm_mangle_decl_assembler_name): New.
23598 (netware_override_options): New.
23599 * config/i386/netware.h (netware_override_options): Declare.
23600 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23601 (i386_nlm_mangle_decl_assembler_name): Declare.
23602 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23604 2008-02-25 Ben Elliston <bje@au.ibm.com>
23607 * c-decl.c (grokdeclarator): Remove unused local variables
23608 `typedef_type' and `type_as_written'.
23610 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23611 unused local variable `has_hot_blocks'.
23612 (fix_crossing_conditional_branches): Remove unused local variable
23615 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23617 PR middle-end/19984
23618 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23619 using DEF_C99_BUILTIN.
23620 (BUILT_IN_NANF): Ditto.
23621 (BUILT_IN_NANL): Ditto.
23623 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23624 Revital Eres <eres@il.ibm.com>
23626 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23627 regarding the order of two dependent insns in the same row.
23629 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23631 * stor-layout.c (layout_decl): Do not bump the alignment of a
23632 bit-field to more than byte alignment if it is packed.
23634 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23636 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23639 2008-02-24 Diego Novillo <dnovillo@google.com>
23641 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23644 * tree-vrp.c (vrp_evaluate_conditional): With
23645 -Wtype-limits, emit a warning when comparing against a
23646 constant outside the natural range of OP0's type.
23647 * c.opt (Wtype-limits): Move ...
23648 * common.opt (Wtype-limits): ... here.
23650 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23652 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23653 * config/rs6000/e300c2c3.md: New file.
23654 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23656 (rs6000_override_options): Add e300c2 and e300c3 cases to
23657 processor_target_table. Do not allow usage of Altivec or Spe
23658 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23659 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23660 * config/rs6000/rs6000.h (processor_type): Add
23661 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23662 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23663 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23664 and ppce300c3. Include e300c2c3.md.
23666 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23668 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23669 instead of TARGET_STRICT_ALIGN.
23671 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23673 * explow.c (memory_address): Assert that the generated address is
23676 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23679 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23680 * config/darwin-ppc-ldouble-patch.def: New file.
23681 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23682 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23683 SUBTARGET_INIT_BUILTINS if defined.
23684 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23687 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23690 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23691 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23693 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23696 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23697 file" warning condtional on -Winvalid-PCH.
23699 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23701 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23703 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23707 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23708 prevent reload from using MMX registers.
23709 (*mov<mode>_internal): Ditto.
23710 (*movv2sf_internal_rex64): Ditto.
23711 (*movv2sf_internal): Ditto.
23713 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23715 PR documentation/31569
23716 * doc/install.texi2html: Use makeinfo --no-number-sections.
23718 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23720 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23721 ensure that we can address an entire entity > 8 bytes. Don't
23722 generate reg+reg addressing for such data.
23724 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23726 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23727 strings when optimizing for size, unless the target cares about
23730 2008-02-22 Tom Tromey <tromey@redhat.com>
23732 * regclass.c (current_pass): Remove declaration.
23734 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23736 * config/avr/libgcc.S (__RAMPZ__): Define.
23737 (__do_copy_data): Add for devices with 128KB code memory.
23739 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23741 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23743 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23745 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23747 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23750 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23753 * c-typeck.c (build_binary_op): Warn about floating point
23754 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23756 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23759 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23760 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23762 (rs6000_override_options): Set altivec_abi as default, not override,
23763 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23764 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23765 is used; use new member spe_abi.
23766 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23767 spe_abi and altivec_abi.
23769 2008-02-22 Tomas Bily <tbily@suse.cz>
23771 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23773 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23776 * config.build (build_file_translate): Set to `CMD //c' only if
23778 * Makefile.in (build_file_translate): Improve comment.
23780 2008-02-21 Jan Hubicka <jh@suse.cz>
23782 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23783 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23784 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23786 2008-02-21 Michael Matz <matz@suse.de>
23789 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23791 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23793 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23794 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23795 as insn constraint.
23796 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23797 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23798 SSE_VEC_FLOAT_MODE_P as insn constraint.
23799 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23800 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23801 sse4a_movntdf using MODEF mode iterator.
23802 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23803 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23804 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23805 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23806 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23807 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23808 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23810 2008-02-21 Richard Guenther <rguenther@suse.de>
23812 * tree.def (PAREN_EXPR): New tree code.
23813 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23815 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23816 * expr.c (expand_expr_real_1): Likewise.
23817 * tree-inline.c (estimate_num_insns_1): Likewise.
23818 * tree-complex.c (expand_complex_move): Likewise.
23819 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23822 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23825 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23827 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23830 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23832 * config/sh/sh.c (find_barrier): Don't go past
23833 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23835 2008-02-20 DJ Delorie <dj@redhat.com>
23837 * config/h8300/h8300.md (insv): Force source operand to be a register.
23839 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23840 as a jump, not as a plain insn.
23842 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23844 * doc/invoke.texi (Warning Options): Add new option
23845 -Wframe-larger-than=.
23846 (-Wframe-larger-than): Document.
23848 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23849 Add declarations for new option variables.
23851 * final.c (final_start_function): Check the frame size
23852 before emission and issue a Wframe-larger-than warning.
23854 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23855 Add definitions for new option variables.
23856 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23858 * common.opt (Wframe-larger-than=): New option.
23860 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23862 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23863 (<sse>_div<mode>3): Ditto.
23864 (<sse>_vmdiv<mode>3): Ditto.
23865 (<sse>_vmsqrt<mode>2): Ditto.
23866 (*smax<mode>3): Ditto.
23867 (sse5_frcz<mode>2): Ditto.
23868 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23869 as insn constraint.
23871 2008-02-20 Richard Guenther <rguenther@suse.de>
23873 PR middle-end/35265
23874 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23875 be happy with INTEGRAL_TYPE_P.
23877 2008-02-20 Richard Guenther <rguenther@suse.de>
23879 * fold-const.c (split_tree): Associate floatig-point expressions
23880 if flag_associative_math is set.
23882 2008-02-20 Richard Guenther <rguenther@suse.de>
23884 * tree.h (fold_real_zero_addition_p): Declare.
23885 * fold-const.c (fold_real_zero_addition_p): Export.
23886 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23887 floating-point operations with zero and one.
23889 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23891 * doc/install.texi: Correct references to CFLAGS, replacing them
23892 with BOOT_CFLAGS. Document flags used during bootstrap for
23895 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23897 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23898 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23899 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23901 (smin<mode>3): Ditto from similar patterns.
23902 (smax<mode>3): Ditto.
23903 (*ieee_smin<mode>3): Ditto.
23904 (*ieee_smax<mode>3): Ditto.
23905 * config/i386/sse.md (sse): New mode attribute.
23906 (mov<mode>): Macroize expander from movv4sf and movv2df using
23907 SSEMODEF2P mode iterator.
23908 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23909 SSE_VEC_FLOAT_MODE_P as insn constraint.
23910 (storent<mode>): Ditto.
23911 (storent<mode>): Macroize expander from storentsf and storentdf using
23912 MODEF mode iterator.
23913 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23914 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23915 (abs<mode>2): Ditto from similar patterns.
23916 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23917 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23918 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23919 (<sse>_vmsqrt<mode>2): Ditto.
23920 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23921 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23922 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23923 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23924 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23925 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23926 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23928 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23929 iterator and SSE_FLOAT_MODE_P as insn constraint.
23930 (<sse>_ucomi): Ditto from similar patterns.
23931 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23932 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23933 SSE_VEC_FLOAT_MODE_P as insn constraint.
23934 (vcond<mode>): Ditto from similar patterns.
23935 (and<mode>3, *and<mode>3): Ditto.
23936 (<sse>_nand<mode>3): Ditto.
23937 (ior<mode>3, *ior<mode>3): Ditto.
23938 (xor<mode>3, *xor<mode>3): Ditto.
23939 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23940 iterator and SSE_FLOAT_MODE_P as insn constraint.
23941 (*nand<mode>3): Ditto from similar patterns.
23942 (*ior<mode>3): Ditto.
23943 (*xor<mode>3): Ditto.
23945 2008-02-20 Ira Rosen <irar@il.ibm.com>
23947 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23948 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23949 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23951 2008-02-19 Jan Hubicka <jh@suse.cz>
23953 * predict.c (tree_bb_level_predictions): Remove variable next
23954 mistakely introduced by previous commit.
23956 2008-02-19 Jan Hubicka <jh@suse.cz>
23958 * predict.c (predict_paths_leading_to): Rewrite.
23959 (predict_paths_for_bb): New.
23960 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23962 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23965 * Makefile.in (build_file_translate): New.
23966 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23967 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23968 * configure.ac (build_file_translate): Substitute it.
23969 * configure: Regenerate.
23971 2008-02-19 Jan Hubicka <jh@suse.cz>
23973 PR rtl-optimization/34408
23974 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23977 2008-02-19 Jan Hubicka <jh@suse.cz>
23979 PR middle-end/28779
23980 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23983 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23986 * config/i386/i386-modes.def: Revert the last DI alignment
23987 change until Ada people can look into it.
23989 2008-02-19 Nick Clifton <nickc@redhat.com>
23991 * opts.c (print_specific_help): Fix typo in --help text.
23993 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23996 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23997 32-bit inline asm without asm alternatives for host GCC < 3.0.
23999 2008-02-19 Richard Guenther <rguenther@suse.de>
24001 PR tree-optimization/34989
24002 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24003 Allow propagation to INDIRECT_REF if we can simplify only.
24005 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24007 * c-common.c (warn_for_collisions_1): Use appropriate option when
24010 2008-02-19 Nick Clifton <nickc@redhat.com>
24013 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24014 (handle_options): Fix indentation.
24015 (print_filtered_help): If no language-specific options were
24016 displayed tell the user how to list all the options supported by
24017 the language's front-end.
24018 (print_specific_help): Fix indentation and remove duplicate line.
24019 (common_handle_option): Handle the -v option.
24020 For --help enable the display of undocumented options if the -v
24021 switch has been included on the command line.
24022 For --help= check for overlaps in the arguments between the option
24023 classes and the language names and issue a warning when they
24024 cannot be disambiguated.
24025 * c.opt (v): Pass on to the common option handler.
24027 2008-02-19 Revital Eres <eres@il.ibm.com>
24029 * modulo-sched.c (sms_schedule): Change dump message when
24030 create_ddg function fails.
24031 (try_scheduling_node_in_cycle): Rename row to cycle.
24032 (print_partial_schedule): Rename CYCLE to ROW.
24034 2008-02-19 Christian Bruel <christian.bruel@st.com>
24035 Zdenek Dvorak <ook@ucw.cz>
24037 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24039 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24042 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24043 (*x86_movdicc_0_m1_se): Ditto.
24045 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24047 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24048 (CMPtype): Define as __gcc_CMPtype.
24049 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24050 (CMPtype): Define as __gcc_CMPtype.
24052 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24054 Support valgrind 3.3 for --enable-checking=valgrind.
24055 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24057 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24058 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24059 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24060 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24061 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24062 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24063 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24065 * ggc-zone.c: Similar.
24066 * ggc-page.c: Similar.
24068 2008-02-19 Paul Brook <paul@codesourcery.com>
24071 * config/arm/ieee754-df.S: Fix do_it typo.
24072 * config/arm/ieee754-sf.S: Fix do_it typo.
24074 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24077 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24078 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24079 (OPTION_MASK_ISA_SSE_SET): Likewise.
24080 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24081 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24082 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24083 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24084 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24085 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24086 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24087 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24088 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24089 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24090 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24091 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24092 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24093 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24094 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24095 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24096 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24097 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24098 (OPTION_MASK_ISA_SSE4): Removed.
24099 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24100 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24101 (override_options): Don't turn on implied SSE/MMX bits in
24104 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24106 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24109 2008-02-18 Joey Ye <joey.ye@intel.com>
24111 PR middle-end/34921
24112 * tree-nested.c (insert_field_into_struct): Set type alignment
24113 to field alignment if the former is less than the latter.
24115 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24117 * BASE-VER: Set to 4.4.0.
24119 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24121 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24122 * doc/cfg.texi: Likewise.
24123 * doc/extend.texi: Likewise.
24124 * doc/gty.texi: Likewise.
24125 * doc/invoke.texi: Likewise.
24126 * doc/loop.texi: Likewise.
24127 * doc/md.texi: Likewise.
24128 * doc/passes.texi: Likewise.
24129 * doc/rtl.texi: Likewise.
24130 * doc/sourcebuild.texi: Likewise.
24131 * doc/tm.texi: Likewise.
24132 * doc/tree-ssa.texi: Likewise.
24134 2008-02-17 Richard Guenther <rguenther@suse.de>
24136 PR middle-end/35227
24137 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24138 without default definition.
24140 2008-02-17 Richard Guenther <rguenther@suse.de>
24142 PR tree-optimization/35231
24143 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24146 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24149 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24150 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24151 libgcc_cmp_return mode.
24153 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24156 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24158 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24160 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24163 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24165 * doc/c-tree.texi: Use `@.' where appropriate.
24166 * doc/extend.texi: Likewise.
24167 * doc/install.texi: Likewise.
24168 * doc/invoke.texi: Likewise.
24169 * doc/loop.texi: Likewise.
24170 * doc/makefile.texi: Likewise.
24171 * doc/md.texi: Likewise.
24172 * doc/passes.texi: Likewise.
24173 * doc/standards.texi: Likewise.
24174 * doc/tm.texi: Likewise.
24176 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24178 PR middle-end/35196
24179 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24181 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24182 rather than in entry_bb.
24184 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24186 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24187 libgcc_cmp_return mode.
24189 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24191 PR middle-end/35130
24192 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24193 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24195 2008-02-15 Richard Guenther <rguenther@suse.de>
24196 Zdenek Dvorak <ook@ucw.cz>
24198 PR tree-optimization/35164
24199 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24200 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24201 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24202 Only propagate addresses which do not have abnormal SSA_NAMEs
24205 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24208 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24210 2008-02-15 Jan Hubicka <jh@suse.cz>
24212 PR middle-end/35149
24213 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24215 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24217 PR middle-end/34621
24218 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24219 when calculating alignment_pad.
24221 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24223 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24224 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24225 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24226 and STACK_BOUNDARY define.
24228 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24230 PR preprocessor/35061
24231 * c-pragma.c (handle_pragma_pop_macro): Check that
24232 pushed_macro_table has been allocated.
24234 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24236 PR middle-end/35136
24237 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24238 (force_gimple_operand): Likewise.
24239 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24240 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24241 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24242 (find_interesting_uses_address): Check addressability and alignment
24243 of the base expression only after substituting bases of IVs into it.
24245 2008-02-14 Michael Matz <matz@suse.de>
24248 * function.c (instantiate_virtual_regs_in_insn): Reload address
24249 before falling back to reloading the whole operand.
24251 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24253 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24254 before the first section switch note.
24256 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24258 * doc/bugreport.texi: Update copyright years.
24259 * doc/c-tree.texi: Likewise.
24260 * doc/cfg.texi: Likewise.
24261 * doc/cpp.texi: Likewise.
24262 * doc/cppinternals.texi: Likewise.
24263 * doc/fragments.texi: Likewise.
24264 * doc/frontends.texi: Likewise.
24265 * doc/gcc.texi: Likewise.
24266 * doc/gty.texi: Likewise.
24267 * doc/hostconfig.texi: Likewise.
24268 * doc/implement-c.texi: Likewise.
24269 * doc/libgcc.texi: Likewise.
24270 * doc/loop.texi: Likewise.
24271 * doc/makefile.texi: Likewise.
24272 * doc/options.texi: Likewise.
24273 * doc/passes.texi: Likewise.
24274 * doc/rtl.texi: Likewise.
24275 * doc/sourcebuild.texi: Likewise.
24276 * doc/standards.texi: Likewise.
24277 * doc/tree-ssa.texi: Likewise.
24278 * doc/trouble.texi: Likewise.
24280 * doc/extend.texi: Use @: or add comma where appropriate.
24281 * doc/invoke.texi: Likewise.
24282 * doc/tm.texi: Likewise.
24284 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24287 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24290 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24292 * doc/md.texi (clz, ctz): Add reference.
24293 * doc/rtl.texi (clz, ctz): Likewise.
24295 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24298 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24301 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24303 * config/s390/s390.c (struct constant_pool): New field
24304 emit_pool_after added.
24305 (s390_mainpool_start): Set the emit_pool_after flag according
24306 to the section switch notes.
24307 (s390_mainpool_finish): Consider emit_pool_after when emitting
24308 the literal pool at the end of the function.
24309 (s390_chunkify_start): Force literal pool splits at section
24312 2008-02-13 Michael Matz <matz@suse.de>
24315 * var-tracking.c (clobber_variable_part): Correctly traverse the
24318 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24321 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24322 Add -fdump-ipa-inline.
24323 * tree-dump.c (dump_files): Remove tree-inlined dump.
24324 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24326 2008-02-12 Richard Guenther <rguenther@suse.de>
24328 PR tree-optimization/35171
24329 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24332 2008-02-12 Richard Guenther <rguenther@suse.de>
24334 PR middle-end/35163
24335 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24336 value-preserving mode. Disallow final truncation.
24338 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24340 PR middle-end/35136
24341 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24342 code from here to...
24343 (force_gimple_operand): ...here.
24345 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24348 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24349 non-compatible pointers.
24350 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24351 different FIELD_DECLs, try harder by comparing field offsets, sizes
24354 PR inline-asm/35160
24355 * function.c (match_asm_constraints_1): Don't replace the same input
24358 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24360 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24361 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24362 (expand_epilogue): Restore RAMPZ register.
24363 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24365 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24367 * config/i386/cygwin.asm: (__alloca): Correct calling
24368 convention and alignment.
24369 (__chkstk): Force 8 byte stack alignment.
24371 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24372 Richard Guenther <rguenther@suse.de>
24374 PR tree-optimization/33992
24375 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24376 the zero we compare against.
24378 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24380 PR libfortran/35063
24381 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24382 to CloseHandle after unlocking to prevent accumulation of handle
24385 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24387 PR middle_end/34150
24388 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24389 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24390 and update LABEL_NUSES during and after reload.
24392 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24394 PR middle-end/34627
24395 * combine.c (simplify_if_then_else): Make sure the comparison is
24396 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24398 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24401 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24402 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24403 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24404 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24405 * tree.h (get_type_static_bounds): Likewise.
24407 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24409 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24410 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24411 Make -Wfoo language annotations match what the compiler outputs.
24413 2008-02-08 Sa Liu <saliu@de.ibm.com>
24415 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24416 intrinsics spu_convts, spu_convtu, spu_convtf.
24418 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24420 * doc/extend.texi (Function Attributes) <noinline>: Mention
24421 asm ("") as method to keep calls.
24423 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24426 * doc/options.texi (Options): Replace references to opts.sh with
24428 * opts-common.c: Likewise.
24429 * optc-gen.awk: Likewise.
24431 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24433 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24435 2008-02-07 Richard Henderson <rth@redhat.com>
24438 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24439 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24442 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24444 PR tree-optimization/35085
24445 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24446 for operand entry oe2 in addition to operand entry oe3 in order to
24447 expose more opportunities for vectorizer sum reduction.
24449 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24452 * Makefile.in (LIBS): Remove $(GMPLIBS).
24453 (cc1-dummy, cc1): Add $(GMPLIBS).
24455 2008-02-06 Jan Hubicka <jh@suse.cz>
24458 * i386.md (moddf_integer): Do not produce partial memory stalls for
24459 targets where it hurts.
24461 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24464 * optabs.c (expand_float): Do not check for decimal modes when
24465 expanding unsigned integer through signed conversion.
24467 2008-02-06 Nick Clifton <nickc@redhat.com>
24469 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24470 inside the clobber with a match_operand and duplicated operand
24471 number in the constraint.
24472 (ineqbranchsi): Delete redundant comment.
24474 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24476 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24477 builtin_define ("__USE_INIT_FINI__").
24478 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24480 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24482 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24484 PR documentation/30330
24485 * doc/invoke.texi (C++ Dialect Options)
24486 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24487 For each warning option -Wfoo that allows -Wno-foo, ensure both
24488 -Wfoo and -Wno-foo are listed in the option index. Fix index
24489 entry of -Wswitch-default, index -Wnormalized= including the
24490 `=', and -Wlarger-than-@var{len} including @var{len}.
24492 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24494 * config/i386/i386.md (floatunssisf2): Use
24495 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24496 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24497 Macroize expander using MODEF mode iterator.
24499 2008-02-05 Diego Novillo <dnovillo@google.com>
24501 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24504 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24506 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24509 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24511 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24514 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24515 to indicate if a message should be generated.
24516 (init_cumulative_args): Updated.
24517 (function_value_32): Likewise.
24519 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24521 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24523 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24526 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24527 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24529 2008-02-04 Diego Novillo <dnovillo@google.com>
24531 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24534 * tree-vrp.c (vrp_evaluate_conditional): With
24535 -Wtype-limits, emit a warning when comparing against a
24536 constant outside the natural range of OP0's type.
24538 2008-02-04 Richard Guenther <rguenther@suse.de>
24540 PR middle-end/33631
24541 * expr.c (count_type_elements): Give for unions instead of
24544 2008-02-04 Richard Guenther <rguenther@suse.de>
24546 PR middle-end/35043
24547 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24548 to TYPE_DOMAINs base type instead of using bitsizetype here.
24550 2008-02-03 Jason Merrill <jason@redhat.com>
24552 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24554 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24557 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24558 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24559 (RS/6000 and PowerPC Options): Fix typos and markup.
24560 * doc/passes.texi (Tree-SSA passes): Likewise.
24562 2008-02-02 Michael Matz <matz@suse.de>
24565 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24566 from record_last_reg_set_info.
24567 (record_last_reg_set_info): Take an RTX argument, iterate over all
24568 constituent hardregs.
24569 (record_last_set_info, record_opr_changes): Change calls to
24570 new signature or to record_last_reg_set_info_regno.
24572 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24574 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24576 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24578 PR rtl-optimization/34773
24579 * reg-notes.def (EQUAL): Mention significance of combination of
24580 REG_EQUAL and REG_RETVAL.
24581 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24582 insn that has a REG_RETVAL.
24584 2008-02-01 Roger Sayle <roger@eyesopen.com>
24587 * configure.ac (--enable-fixed-point): Disable unless explicitly
24589 * configure: Regenerate.
24591 2008-02-01 Richard Guenther <rguenther@suse.de>
24594 * invoke.texi (-finline-limit): Remove no longer true parts
24595 of the documentation. Note that there is no default value.
24597 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24598 Mark Mitchell <mark@codesourcery.com>
24599 Ben Elliston <bje@au.ibm.com>
24602 * doc/extend.texi (Other Builtins): Document.
24604 2008-01-31 Tom Browder <tom.browder@gmail.com>
24606 * doc/c-tree.texi (Types): Fix grammar.
24607 (Expression trees): Ditto.
24608 * doc/passes.texi (Tree-SSA passes): Ditto.
24610 * doc/configterms.texi (Configure Terms): Fix typo.
24611 * doc/cpp.texi (Common Predefined Macros): Ditto.
24612 * doc/md.texi (Machine Constraints): Ditto.
24614 * doc/makefile.texi (Makefile): Add comma.
24616 2008-01-31 Tom Browder <tom.browder@gmail.com>
24617 Gerald Pfeifer <gerald@pfeifer.com>
24619 * doc/sourcebuild.texi (Front End): Remove references to CVS
24620 and CVSROOT/modules.
24621 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24622 (Back End): Remove reference to CVS.
24624 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24627 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24629 (mips16_gp_pseudo_reg): ...here.
24630 * config/mips/mips.md (load_const_gp): Replace with...
24631 (load_const_gp_<mode>): ...this :P-based insn.
24633 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24635 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24636 options. Minor fixes.
24637 (-std): Move reference to standards closer to where language
24638 standards are first mentioned.
24640 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24642 PR rtl-optimization/34995
24643 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24644 parameter and return a bool. If the rtx parameter is nonnull,
24645 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24646 (find_reloads): Update call accordingly. Pass the new operand
24647 if it needed no address reloads, otherwise pass null.
24649 2008-01-30 Richard Henderson <rth@redhat.com>
24652 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24653 for unbounded arrays.
24655 2008-01-30 Silvius Rus <rus@google.com>
24657 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24659 2008-01-30 Jan Hubicka <jh@suse.cz>
24662 * i386.c (init_cumulative_args): Use real function declaration when
24665 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24667 PR rtl-optimization/34998
24668 * global.c (build_insn_chain): Treat non-subreg_lowpart
24669 SUBREGs of pseudos as clobbering all the words covered by the
24670 SUBREG, not just all the bytes.
24671 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24672 original df_ref rather than an extract parameter.
24673 (global_conflicts): Update call accordingly.
24675 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24677 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24678 the overflow check to make it easier to read.
24679 (__fixtfdi): Change the type of the ll member in union
24680 long_double to UDItype_x.
24682 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24684 PR middle-end/34969
24685 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24686 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24687 * tree-inline.c (fold_marked_statements): Call
24688 cgraph_update_edges_for_call_stmt if folding a call statement.
24689 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24690 debug_generic_stmt calls, reset it back afterwards.
24693 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24695 * c-typeck.c (build_external_ref): Don't pedwarn about
24696 static vars in current function's scope.
24698 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24700 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24702 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24705 * ipa-struct-reorg.c: Fix spelling.
24706 * params.def: Ditto.
24708 2008-01-29 Richard Guenther <rguenther@suse.de>
24710 PR middle-end/35006
24711 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24713 * tree-inline.c (remap_type): Increment remapping_type_depth
24714 around remapping types.
24715 (copy_body_r): Only add referenced variables if they are referenced
24716 from code, not types.
24718 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24729 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24730 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24732 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24735 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24736 pointer for tiny stack.
24738 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24740 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24742 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24744 * config/vx-common.h: Fix typo in comment.
24746 2008-01-28 Ian Lance Taylor <iant@google.com>
24750 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24751 coalesce pointers if they have different DECL_NO_TBAA_P values.
24752 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24753 between variables with different DECL_NO_TBAA_P values.
24755 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24758 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24759 are not legitimate small data references on SPE targets.
24761 2008-01-28 David Daney <ddaney@avtrex.com>
24763 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24765 2008-01-28 David Daney <ddaney@avtrex.com>
24767 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24769 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24771 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24772 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24773 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24774 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24775 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24776 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24777 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24778 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24780 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24782 * basic-block.h (condjump_equiv_p): Fix comment.
24784 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24786 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24787 print_generic_stmt_indented): Fix comment.
24789 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24791 * configure.ac (__stack_chk_fail): Add detecion for availability
24792 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24793 * configure: Regenerate.
24795 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24797 PR middle-end/34688
24798 * final.c (output_addr_const): Handle TRUNCATE.
24800 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24803 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24804 (zero_cost, infinite_cost): New constants.
24805 (struct cost_pair): Change type of cost to comp_cost.
24806 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24807 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24809 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24810 split_address_cost, ptr_difference_cost, difference_cost,
24811 get_computation_cost_at, get_computation_cost,
24812 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24813 determine_use_iv_cost_condition, determine_use_iv_costs,
24814 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24815 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24816 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24817 Change type of cost to comp_cost.
24818 (determine_iv_cost): Increase cost of non-original ivs, instead
24819 of decreasing the cost of original ones.
24820 (get_address_cost): Indicate the complexity of the addressing mode
24822 (try_add_cand_for): Prefer using ivs not specific to some object.
24823 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24825 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24826 Janis Johnson <janis187@us.ibm.com>
24829 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24830 (TARGET_INSTANTIATE_DECLS): Likewise.
24831 * target.h (expand_to_rtl_hook): New target hook.
24832 (instantiate_decls): Likewise.
24833 * function.c (instantiate_decl): Make non-static. Rename to...
24834 (instantiate_decl_rtl): ... this.
24835 (instantiate_expr): Use instantiate_decl_rtl.
24836 (instantiate_decls_1): Likewise.
24837 (instantiate_decls): Likewise.
24838 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24839 * function.h (instantiate_decl_rtl): Add prototype.
24840 * cfgexpand.c (target.h): New include.
24841 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24842 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24843 (TARGET_INSTANTIATE_DECLS): Likewise.
24844 (TARGET_INITIALIZER): New target hooks added.
24845 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24847 * config/rs6000/rs6000.c (tree-flow.h): New include.
24848 (machine_function): Add sdmode_stack_slot field.
24849 (rs6000_alloc_sdmode_stack_slot): New function.
24850 (rs6000_instantiate_decls): Likewise.
24851 (rs6000_secondary_memory_needed_rtx): Likewise.
24852 (rs6000_check_sdmode): Likewise.
24853 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24854 (TARGET_INSTANTIATE_DECLS): Likewise.
24855 (rs6000_hard_regno_mode_ok): Allow SDmode.
24856 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24857 (rs6000_emit_move): Handle SDmode.
24858 (function_arg_advance): Likewise.
24859 (function_arg): Likewise.
24860 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24861 SDmode var args for 32-bit compiles.
24862 (rs6000_secondary_reload_class): Handle SDmode.
24863 (rs6000_output_function_epilogue): Likewise.
24864 (rs6000_function_value): Simplify if statement.
24865 (rs6000_libcall_value): Likewise.
24866 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24867 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24868 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24869 (movsd_hardfloat): New define_insn.
24870 (movsd_softfloat): Likewise.
24871 (movsd_store): Likewise.
24872 (movsd_load): Likewise.
24873 (extendsddd2): Likewise.
24874 (extendsdtd2): Likewise.
24875 (truncddsd2): Likewise.
24876 (movdd_hardfloat64): Fixup comment.
24877 (UNSPEC_MOVSD_LOAD): New constant.
24878 (UNSPEC_MOVSD_STORE): Likewise.
24880 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24883 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24885 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24886 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24887 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24888 and TRUTH_XOR_EXPR.
24890 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24893 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24894 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24895 __LONGDOUBLE128 too.
24896 * config/rs6000/aix61.h: New file.
24898 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24900 PR rtl-optimization/34959
24901 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24902 popcount and parity rtxes the same mode as their operand.
24903 Truncate or extend the result to the return value's mode
24906 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24909 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24910 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24911 to GOT_VERSION_REGNUM.
24912 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24913 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24914 * config/mips/mips.c (mips_emit_call_insn): New function.
24915 (mips_call_tls_get_addr): Call mips_expand_call directly.
24916 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24918 (mips16_build_call_stub): Likewise. Return the call insn or null.
24919 (mips_expand_call): Update the call to mips16_build_call_stub
24920 accordingly and a remove redundant condition. Assert that MIPS16
24921 stubs do not use lazy binding. Use mips_emit_call_insn and return
24923 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24925 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24926 (mips_avoid_hazard): Remove hazard_set handling.
24927 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24928 (UNSPEC_RESTORE_GP): ...this.
24929 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24930 (FAKE_CALL_REGNO): Rename to...
24931 (GOT_VERSION_REGNUM): ...this.
24932 (type): Add "ghost" value. Add an associated insn reservation.
24933 (hazard_set): Remove.
24934 (exception_receiver): Rename to...
24935 (restore_gp): ...this and update the unspec identifier accordingly.
24936 (exception_receiver, nonlocal_got_receiver): New expanders.
24937 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24938 FAKE_CALL_REGNO. Remove hazard_set attribute.
24939 (set_got_version, update_got_version): New patterns.
24941 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24944 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24946 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24949 * doc/install.texi2html: Generate gcc-vers.texi.
24951 2008-01-25 DJ Delorie <dj@redhat.com>
24953 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24955 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24957 * config/c4x: Remove directory.
24958 * config.gcc (crx-*, mt-*): Mark obsolete.
24959 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24960 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24961 sh-*-rtemscoff*): Remove cases.
24962 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24963 * real.c (encode_c4x_single, decode_c4x_single,
24964 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24965 c4x_extended_format): Remove.
24966 * real.h (c4x_single_format, c4x_extended_format): Remove.
24967 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24969 (Pragmas): Remove comment about c4x pragmas.
24970 * doc/install.texi (c4x): Remove target-specific instructions.
24971 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24972 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24973 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24974 refer to C4x source files as examples.
24975 (C4X_FLOAT_FORMAT): Remove documentation.
24977 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24979 * config/bfin/bfin.c (override_options): Reorder tests so that
24980 flag_pic gets enabled for -msep-data.
24982 2008-01-25 Richard Guenther <rguenther@suse.de>
24984 PR middle-end/32244
24985 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24986 to its bitfield precision if required.
24988 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24990 PR middle-end/33880
24991 * tree-nested.c (walk_omp_for): New function.
24992 (convert_nonlocal_reference, convert_local_reference): Call
24993 walk_omp_for on OMP_FOR.
24994 (convert_call_expr): Call walk_body on OMP_FOR's
24995 OMP_FOR_PRE_INIT_BODY.
24997 2008-01-25 Richard Guenther <rguenther@suse.de>
24999 PR tree-optimization/34966
25000 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25001 default defs and PHI_NODEs we have to insert after the
25002 defining statement.
25004 2008-01-24 Nick Clifton <nickc@redhat.com>
25006 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25007 Provide a default definition.
25008 (LIBGCC2_UNITS_PER_WORD): Likewise.
25010 * config/stormy16/stormy16.c: Include df.h for the prototype
25011 for df_regs_ever_live_p.
25012 (xstormy16_expand_builtin_va_start): Convert the stack offset
25013 into a component_ref and then use POINTER_PLUS_EXPR to add it
25014 to the incoming_virtual_args_rtx.
25015 (xstormy16_gimplify_va_arg_expr): Rename to
25016 xstormy16_gimplify_va_arg_expr.
25017 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25018 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25019 xstormy16_gimplify_va_arg_expr.
25020 Fix up some formatting issues.
25022 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25023 Move to predicates.md.
25024 (xs_hi_general_operand): Likewise.
25025 (xs_hi_nonmemory_operand): Likewise.
25026 * config/stormy16/predicates.md:
25027 (xstormy16_carry_plus_operand): New predicate.
25028 (xs_hi_general_operand): New predicate.
25029 (xs_hi_nonmemory_operand): New predicate.
25030 * config/stormy16/stormy16-protos.h:
25031 (xstormy16_carry_plus_operand): Delete prototype.
25032 (xs_hi_general_operand): Likewise.
25033 (xs_hi_nonmemory_operand): Likewise.
25035 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25036 modifiers as they are no longer needed and they can trigger
25037 reload spill failures.
25039 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25040 with a match_operand in order to help reload.
25042 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25043 constraint with 'e' for the 8th alternative as this version of
25044 the mov.w instruction only accepts the lower 8 registers.
25046 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25049 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25050 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25053 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25055 PR middle-end/33333
25056 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25058 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25060 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25062 (remove_structure): Update allocations list before removing structure.
25064 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25066 * ipa-struct-reorg.c (is_safe_cond_expr,
25067 create_new_stmts_for_cond_expr): Use integer_zerop function,
25068 that recognize not only zero-pointer, but zero-integer too.
25070 2008-01-25 Ben Elliston <bje@au.ibm.com>
25073 * fixproto: Escape "." in sed expression that strips leading "./".
25075 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25078 * gcc.c (SWITCH_OK): Removed.
25079 (SWITCH_LIVE): Changed to bit.
25080 (SWITCH_FALSE): Likewise.
25081 (SWITCH_IGNORE): Likewise.
25082 (switchstr): Change live_cond to unsigned int.
25083 (process_command): Replace SWITCH_OK with 0.
25084 (do_self_spec): Likewise.
25085 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25086 (give_switch): Likewise.
25087 (used_arg): Likewise.
25088 (do_spec_1): Set the SWITCH_IGNORE bit.
25089 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25090 bits. Set the SWITCH_LIVE bit.
25092 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25094 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25096 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25098 PR tree-optimization/34472
25099 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25100 parameter to a "bool *" and set *DATA to false if there is
25101 an unsafe access. Do not delete the structure here.
25102 (check_cond_exprs): Delete it here instead.
25103 (check_cond_exprs, exclude_cold_structs): Do not increase
25104 I when removing a structure.
25106 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25109 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25110 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25112 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25114 PR middle-end/34934
25115 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25116 a fixed vector for stack.
25118 2008-01-24 Ben Elliston <bje@au.ibm.com>
25121 * doc/gcc.texi (Software development): Add a direntry for g++.
25123 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25125 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25126 stale and straggling -fforce-addr comments above.
25128 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25130 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25131 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25133 2008-01-23 Michael Matz <matz@suse.de>
25136 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25139 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25141 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25142 malloc result type.
25144 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25146 * config/avr/avr.c (avr_current_arch): New variable.
25147 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25148 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25149 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25150 (avr_override_options): Init 'avr_current_arch'.
25151 (base_arch_s): Move from here...
25152 * config/avr/avr.h (base_arch_s): ... here. Add new members
25153 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25154 'mega' to 'have_jmp_call'.
25155 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25156 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25158 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25160 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25161 MULTILIB_MATCHES): Ditto.
25163 2008-01-23 Richard Guenther <rguenther@suse.de>
25165 PR middle-end/31529
25166 * cgraphunit.c (cgraph_reset_node): Always mark the node
25167 not reachable if it is not queued already.
25169 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25171 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25172 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25173 (cputype_selected): New static variable.
25174 (bfin_handle_option): Set it if -mcpu is used.
25175 (override_option): Select default set of workarounds if no cpu type
25176 selected on the command line.
25177 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25179 From Michael Frysinger <michael.frysinger@analog.com>
25180 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25181 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25183 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25184 for bf547, bf523, bf524, and bf526.
25185 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25187 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25188 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25189 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25190 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25191 * doc/invoke.texi (Blackfin Options): Document that
25192 -mcpu now accept bf547, bf523, bf524, and bf526.
25194 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25196 PR rtl-optimization/34628
25197 * combine.c (try_combine): Stop and undo after the first combination
25198 if an autoincrement side-effect on the first insn has effectively
25201 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25204 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25205 Offset addresses are not valid for Altivec or paired float modes.
25207 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25210 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25211 if DECL_INITIAL (decl) is error_mark_node.
25214 * c-common.c (handle_vector_size_attribute): Only allow
25215 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25216 the same way as pointer, array etc. types.
25217 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25220 * tree.c (build_type_attribute_qual_variant): Call
25221 build_qualified_type if attributes are equal, but quals are not.
25223 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25226 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25227 * flags.h (warn_strict_aliasing): Remove.
25228 (warn_strict_overflow): Remove.
25229 * opts.c (warn_strict_aliasing): Remove.
25230 (warn_strict_overflow): Remove.
25231 * c-opts.c (c_common_handle_option): -Wall only sets
25232 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25233 (c_common_post_options): Give default values to -Wstrict-aliasing
25234 and -Wstrict-overflow if they are uninitialized.
25235 * common.opt (Wstrict-aliasing): Specify Var and Init.
25236 (Wstrict-overflow): Likewise.
25238 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25240 PR rtl-optimization/26854
25241 PR rtl-optimization/34400
25242 PR rtl-optimization/34884
25243 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25245 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25246 (df_rd_bb_info.expanded_lr_out): Deleted
25247 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25248 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25249 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25250 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25251 Removed code to allocate, initialize or free expanded_lr_out.
25252 (df_rd_bb_local_compute_process_def): Restructured to make more
25254 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25255 sets if the sets are being trimmed.
25257 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25260 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25261 (as_vers): Likewise.
25262 * configure: Regenerated.
25264 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25266 PR middle-end/33092
25267 * tree-pass.h (pass_build_alias): New pass.
25268 * tree-ssa-alias.c (gate_build_alias): New.
25269 (pass_build_alias): New.
25270 * passes.c (init_optimization_passes): Add pass_build_alias after
25271 pass_create_structure_vars.
25273 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25275 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25276 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25277 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25278 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25279 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25280 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25281 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25282 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25283 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25284 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25285 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25286 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25287 * config/s390/s390.md (FP_ALL): New mode iterator.
25288 (_d): New mode attribute.
25289 ("*signbit<mode>2>"): Changed mode of first operand.
25290 ("isinf<mode>2"): Changed mode of first operand.
25291 ("*TDC_insn"): Adaptation for DFP modes.
25293 2008-01-22 Ben Elliston <bje@au.ibm.com>
25295 * tree.c (check_qualified_type): Improve function description.
25297 2008-01-21 Jason Merrill <jason@redhat.com>
25300 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25301 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25304 2008-01-21 DJ Delorie <dj@redhat.com>
25306 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25309 2008-01-21 Richard Guenther <rguenther@suse.de>
25311 PR middle-end/34856
25312 * tree-cfg.c (verify_expr): Allow all invariant expressions
25313 instead of just constant class ones as reference argument.
25314 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25315 like any other constant.
25316 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25318 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25320 * regmove.c (fixup_match_1): Update call crossed frequencies.
25322 2008-01-21 Richard Guenther <rguenther@suse.de>
25325 * tree-inline.c (setup_one_parameter): Deal with mismatched
25326 types using a VIEW_CONVERT_EXPR.
25328 2008-01-21 Alon Dayan <alond@il.ibm.com>
25329 Olga Golovanevsky <olga@il.ibm.com>
25331 PR tree-optimization/34701
25332 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25333 when the structure size is not a power of 2.
25335 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25337 * doc/install.texi: Add doc for --enable-checking=df.
25339 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25341 PR rtl-optimization/34808
25342 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25344 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25346 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25349 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25351 PR rtl-optimization/26854
25352 PR rtl-optimization/34400
25353 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25355 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25356 (df_rd_bb_info.expanded_lr_out): New.
25357 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25358 * loop_iv.c (iv_analysis_loop_init): Ditto.
25359 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25360 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25361 Added code to allocate, initialize or free expanded_lr_out.
25362 (df_rd_bb_local_compute_process_def): Restructured to make
25363 more understandable.
25364 (df_rd_confluence_n): Add code to do nothing with fake edges and
25365 code to no apply invalidate_by_call sets if the sets are being trimmed.
25366 (df_lr_local_finalize): Renamed to df_lr_finalize.
25367 (df_live_local_finalize): Renamed to df_live_finalize.
25369 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25372 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25373 deciding whether to use reciprocal instructions.
25375 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25377 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25378 dwarf2out_note_section_used if cold_text_section is NULL.
25380 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25382 PR gcov-profile/34610
25383 * tree-cfg.c (make_edges): Mark both outgoing edges from
25384 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25385 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25386 from OMP_FOR and OMP_CONTINUE outgoing edges.
25388 * tree-profile.c (tree_profiling): Return early if
25389 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25391 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25392 from cfun to child_cfun.
25393 * function.h (struct function): Add after_tree_profile bit.
25395 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25397 * config/avr/avr.S (_exit): Disable interrupt.
25399 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25400 Steven Bosscher <stevenb.gcc@gmail.com>
25402 PR rtl-optimization/26854
25403 PR rtl-optimization/34400
25404 * df-problems.c (df_live_scratch): New scratch bitmap.
25405 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25406 (df_live_reset): Clear the proper bitmaps.
25407 (df_live_bb_local_compute): Only process the artificial defs once
25408 since the order is not important.
25409 (df_live_init): Init the df_live sets only with the variables
25410 found live by df_lr.
25411 (df_live_transfer_function): Use the df_lr sets to prune the
25412 df_live sets as they are being computed.
25413 (df_live_free): Free df_live_scratch.
25415 2008-01-18 Ian Lance Taylor <iant@google.com>
25417 * common.opt: Add fmerge-debug-strings.
25418 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25419 flag_merge_debug_strings rather than flag_merge_constants.
25420 * doc/invoke.texi (Option Summary): Mention
25421 -fmerge-debug-strings.
25422 (Debugging Options): Document -fmerge-debug-strings.
25424 2008-01-18 Ian Lance Taylor <iant@google.com>
25427 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25428 (struct tree_function_decl): Add new field operator_new_flag.
25429 * tree-inline.c (expand_call_inline): When inlining a call to
25430 operator new, force the return value to go into a variable, and
25431 set DECL_NO_TBAA_P on that variable.
25432 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25434 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25437 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25438 DWARF2_DEBUGGING_INFO.
25439 (dwarf2out_note_section_used): Ditto. Add prototype.
25440 (have_multiple_function_sections, text_section_used,
25441 cold_text_section_used, *cold_text_sections): Move declarations
25444 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25446 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25447 field and add signal_ra.
25448 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25449 assignments to frame state pc. Move end of stack check after
25450 MD_FALLBACK_FRAME_STATE_FOR.
25451 (uw_update_context_1): Use frame state signal_regs if set, instead
25452 of checking signal_frame flag.
25453 (uw_update_context): Use frame state signal_ra if set.
25454 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25455 * config/xtensa/linux-unwind.h: New file.
25457 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25459 * modulo-sched.c (get_sched_window): Fix comment typo.
25461 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25463 PR tree-optimization/34648
25464 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25466 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25468 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25469 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25471 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25473 PR rtl-optimization/34400
25474 * df-core.c (df_worklist_dataflow_overeager,
25475 df_worklist_dataflow_doublequeue): New functions.
25476 (df_worklist_dataflow): Two different worklist solvers.
25477 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25480 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25483 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25484 and ftree-parallelize-loops.
25486 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25488 PR rtl-optimization/34826
25489 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25491 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25493 * global.c (find_reg): Mark the eh regs as used if necessary.
25494 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25495 * ra.h (struct allocno): no_eh_reg field added. Changed
25496 no_stack_reg type to bitfield.
25498 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25500 * tree.c (substitute_in_expr): Add missing 'break'.
25502 2008-01-17 Richard Guenther <rguenther@suse.de>
25504 PR tree-optimization/34825
25505 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25506 x / x as division to handle.
25508 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25510 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25511 "-pthread" is specified.
25512 * pa-hpux11.h (LIB_SPEC): Likewise.
25514 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25515 Peter Bergner <bergner@vnet.ibm.com>
25517 PR rtl-optimization/33796
25518 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25520 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25522 PR libgfortran/34699
25523 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25525 * pa-hpux10.h (LINK_SPEC): Likewise.
25526 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25528 2008-01-16 Richard Guenther <rguenther@suse.de>
25530 PR middle-end/32628
25531 * fold-const.c (fold_convert_const_int_from_int): Do not
25532 set overflow if that occured only because of a sign extension
25533 change when converting from/to a sizetype with the same
25534 precision and signedness.
25536 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25539 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25540 location address to the correct place. Update copyright year.
25542 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25544 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25545 no dependences in the dependence_relations vector.
25547 2008-01-16 Jan Hubicka <jh@suse.cz>
25549 PR rtl-optimization/31396
25550 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25551 * cfg.c (dump_reg_info): Print it.
25552 * regs.h (struct reg_info_t): add freq_calls_crossed.
25553 (REG_FREQ_CALLS_CROSSED): New macro.
25554 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25555 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25556 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25557 regmove_optimize): Update call crossed frequencies.
25558 * local-alloc.c (struct qty): Add freq_calls_crossed.
25559 (alloc_qty): Copute freq_calls_crossed.
25560 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25561 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25562 * ra.h (struct allocno): Add freq_calls_crossed.
25564 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25566 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25567 libgomp when compiling with ftree-parallelize-loops.
25568 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25570 2008-01-16 Richard Guenther <rguenther@suse.de>
25572 PR tree-optimization/34769
25573 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25574 * tree.c (int_cst_value): Instead make this function more
25575 permissive in what it accepts as valid input. Document this
25576 function always sign-extends the value.
25578 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25579 Richard Guenther <rguenther@suse.de>
25582 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25583 (gimple_fold_indirect_ref_rhs): ... this.
25584 (gimple_fold_indirect_ref): New function with foldings
25585 that preserve lvalueness.
25586 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25587 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25588 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25589 to fold an INDIRECT_REF, fall back to the old use of
25590 fold_indirect_ref_1.
25592 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25594 * tree-data-ref.c (subscript_dependence_tester_1): Call
25595 free_conflict_function.
25596 (compute_self_dependence): Same.
25598 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25601 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25602 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25604 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25605 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25606 for DWARF2_UNWIND_INFO targets.
25608 2008-01-16 Richard Guenther <rguenther@suse.de>
25611 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25612 type qualifiers for function types.
25614 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25616 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25617 loop_iterator li from previous commit.
25619 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25621 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25623 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25625 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25626 (parallelize_loops): Don't parallelize irreducible components.
25628 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25631 * c-opts (c_common_post_options): Do not enable CPP
25632 flag_pedantic_errors by default.
25634 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25636 PR rtl-optimization/31944
25637 * cse.c (remove_pseudo_from_table): New function.
25638 (merge_equiv_classes): Use above function to remove pseudo-registers.
25639 (invalidate): Likewise.
25641 2008-01-13 Richard Guenther <rguenther@suse.de>
25643 PR middle-end/34601
25644 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25645 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25647 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25649 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25650 validate_change to unshare the source of the PC set.
25652 2008-01-12 Jan Hubicka <jh@suse.cz>
25654 PR middle-end/32135
25655 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25656 references above array bounds. This might trigger bounds checks for
25657 pointers to arrays.
25659 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25661 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25662 new_replaceable_dependencies.
25664 2008-01-12 Doug Kwan <dougkwan@google.com>
25666 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25667 instead of OPT_Wreturn_type in warning due to ignored return type
25669 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25670 options included in -Wextra.
25671 * c.opt: New option -Wignored_qualifiers.
25672 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25673 -Wignore_qualifiers.
25674 (-Wignored-qualifiers): Document.
25675 (-Wreturn-type): Remove description of functionality now handled
25676 by -Wignored-qualifiers.
25678 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25681 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25682 NOP_EXPR if it is between integral types with the same precision.
25684 2008-01-12 Jan Hubicka <jh@suse.cz>
25687 * invoke.texi (max-inline-recursive-depth): Fix default value.
25689 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25691 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25694 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25696 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25698 2008-01-11 James E. Wilson <wilson@specifix.com>
25701 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25703 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25705 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25706 save/restore frame pointer register and don't use 'call-prologues'
25707 optimization in function with "OS_task" attribute.
25709 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25711 PR middle-end/31309
25712 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25713 when copying to memory.
25715 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25717 PR rtl-optimization/30905
25718 * cfgcleanup.c: Include dce.h
25719 (crossjumps_occured): New global variable.
25720 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25721 If something changed, set crossjumps_occured to true.
25722 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25723 Don't add/remove fake edges to exit here...
25724 (cleanup_cfg): ...but do it here, when crossjumping.
25725 Run a fast DCE when successful crossjumps occured in the latest
25726 iteration of try_optimize_cfg.
25728 2008-01-11 Richard Guenther <rguenther@suse.de>
25730 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25731 (struct vn_unary_op_s): Likewise.
25732 (vn_reference_insert): Free old reference on hash collision.
25734 2008-01-10 Raksit Ashok <raksit@google.com>
25736 PR rtl-optimization/27971
25737 * combine.c (find_split_point): Split PLUS expressions which are
25738 inside a MEM rtx, and whose first operand is complex.
25740 2008-01-10 DJ Delorie <dj@redhat.com>
25742 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25743 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25744 (m32c_hard_regno_ok): Call the underlying function.
25746 2008-01-10 Richard Guenther <rguenther@suse.de>
25748 PR middle-end/34683
25749 * tree-cfg.c (tree_merge_blocks): Do not go through the
25750 full-blown folding and stmt updating path if we just deal
25751 with virtual operands.
25752 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25753 test for abnormal SSA_NAMEs.
25755 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25757 PR middle-end/34641
25758 * reload.c (push_reload): Add assertions. All constants from
25759 reg_equiv_constant should have been used for replacing the respective
25761 (find_reloads_address): Invoke find_reloads_address_part for
25762 constant taken from the reg_equiv_constant array.
25764 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25766 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25767 field (valnum) the first in the struct. Replace bools with
25770 2008-01-10 Richard Guenther <rguenther@suse.de>
25772 PR tree-optimization/34651
25773 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25774 types and ordering for masking and converting.
25776 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25778 PR tree-optimization/34017
25779 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25780 also for PHI_NODE expressions.
25782 2008-01-09 Jan Hubicka <jh@suse.cz>
25784 PR tree-optimization/34708
25785 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25786 based on number of case labels.
25787 (init_inline_once): Remove switch_cost.
25788 * tree-inline.h (eni_weights_d): Remove switch_cost.
25790 2008-01-09 Richard Guenther <rguenther@suse.de>
25791 Andrew Pinski <andrew_pinski@playstation.sony.com>
25793 PR middle-end/30132
25794 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25795 temporary if an rvalue is ok or an lvalue is not required.
25797 2008-01-09 Richard Guenther <rguenther@suse.de>
25799 PR middle-end/34458
25800 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25801 adjust return type.
25803 2008-01-09 Richard Guenther <rguenther@suse.de>
25805 PR middle-end/34679
25806 * tree.c (host_integerp): Check for sizetype only if the
25807 type is an integer type.
25809 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25812 * opts.c (decode_options): Disable inlining of functions called
25813 once if not in unit-at-a-time mode.
25815 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25817 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25819 2008-01-08 Richard Guenther <rguenther@suse.de>
25821 PR middle-end/31863
25822 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25823 out early if the result will be unused.
25825 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25830 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25831 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25834 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25836 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25837 for vectorization tuned.
25839 2008-01-08 Richard Guenther <rguenther@suse.de>
25841 PR tree-optimization/34683
25842 * tree-ssa-operands.c (operand_build_cmp): Export.
25843 * tree-ssa-operands.h (operand_build_cmp): Declare.
25844 * tree-vn.c (vuses_compare): Remove.
25845 (sort_vuses): Use operand_build_cmp.
25846 (sort_vuses_heap): Likewise.
25847 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25848 to re-use old VEC if available. Do not sort already sorted VUSEs.
25849 (vdefs_to_vec): Do not sort already sorted VDEFs.
25851 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25853 PR middle-end/34694
25854 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25856 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25859 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25860 limitations of reciprocal sequences on x86 targets.
25862 2008-01-08 Richard Guenther <rguenther@suse.de>
25864 PR tree-optimization/34683
25865 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25867 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25870 * config/darwin.c (darwin_mergeable_string_section): Don't use
25871 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25873 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25876 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25877 negxf2. Macroize expander using X87MODEF mode iterator. Change
25878 predicates of op0 and op1 to register_operand.
25879 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25880 expander using X87MODEF mode iterator. Change predicates of
25881 op0 and op1 to register_operand.
25882 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25883 corresponding patterns and macroize using MODEF macro. Change
25884 predicates of op0 and op1 to register_operand and remove
25885 "m" constraint. Disparage "r" alternative with "!".
25886 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25887 macroize using X87MODEF macro. Change predicates of op0 and op1
25888 to register_operand and remove "m" constraint. Disparage "r"
25889 alternative with "!".
25890 (absneg splitter with memory operands): Remove.
25891 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25892 patterns and macroize using X87MODEF mode iterator.
25893 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25894 Change predicate of op1 to register_operand.
25895 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25896 for memory operands.
25898 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25900 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25902 2008-01-07 Richard Guenther <rguenther@suse.de>
25904 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25907 2008-01-07 Richard Guenther <rguenther@suse.de>
25909 PR tree-optimization/34683
25910 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25911 VOPs of the needed size to save memory. Use VEC_quick_push
25912 to save compile-time.
25913 (vdefs_to_vec): Likewise.
25915 2008-01-07 Sa Liu <saliu@de.ibm.com>
25917 * config/spu/spu.md (divdf3): Genetate inline code for double
25918 division. The implementation doesn't handle INF or NAN, therefore it
25919 only applies when -ffinite-math-only is given.
25921 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25924 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25925 * doc/cpp.texi ([Common Predefined Macros]): Document.
25927 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25929 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25930 order to use commutative addition instead of subtraction.
25932 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25933 Mircea Namolaru <namolaru@il.ibm.com>
25934 Vladimir Yanovsky <yanov@il.ibm.com>
25935 Revital Eres <eres@il.ibm.com>
25937 PR tree-optimization/34263
25938 * tree-outof-ssa.c (process_single_block_loop_latch,
25939 contains_tree_r): New functions.
25940 (analyze_edges_for_bb): Call process_single_block_loop_latch
25941 function to empty single-basic-block latch block if possible.
25943 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25945 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25947 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25949 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25951 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25953 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25955 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25957 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25959 PR tree-optimization/34618
25960 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25963 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25966 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25967 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25968 Update copyright year.
25970 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25971 Update copyright year.
25972 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25975 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25977 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25978 edge does not point to current bb before changing need_assert.
25980 2008-01-04 Richard Guenther <rguenther@suse.de>
25982 PR middle-end/34029
25983 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25984 for verifying purposes if they are is_gimple_min_invariant.
25986 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25988 PR tree-optimization/34448
25989 PR tree-optimization/34465
25990 * gimplify.c (gimplify_init_constructor): Add new parameter
25991 notify_temp_creation. Use it.
25992 (gimplify_modify_expr_rhs): Take volatiles into account when
25993 optimizing constructors.
25994 Do not optimize constructors if gimplify_init_constructor will dump to
25996 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25997 * gcc.c-torture/compile/pr34448.c: New.
25999 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26001 PR gcov-profile/34609
26002 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26003 return_slot if result is TREE_ADDRESSABLE.
26005 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26007 * config/mips/mips.md (sqrt_condition): Tweak comment.
26008 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26010 2008-01-03 Tom Tromey <tromey@redhat.com>
26013 * c-common.c (c_type_hash): Handle VLAs.
26015 2008-01-03 Jan Hubicka <jh@suse.cz>
26017 PR tree-optimization/31081
26018 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26019 0 when inlining and not inlining to first basic block.
26020 (remap_decl): When var is initialized to 0, don't set default_def.
26021 (expand_call_inline): Set entry_bb.
26022 * tree-inline.h (copy_body_data): Add entry_bb.
26024 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26027 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26030 PR tree-optimization/29484
26031 * tree-inline.c (inline_forbidden_p_2): New function.
26032 (inline_forbidden_p): Disallow inlining if some static var
26033 has an address of a local LABEL_DECL in its initializer.
26034 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26037 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26039 PR tree-optimization/34635
26040 * tree-data-ref.c (add_other_self_distances): Make sure that the
26041 evolution step is constant.
26043 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26045 PR middle-end/34608
26046 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26048 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26050 * tree-sra.c (scalarize_init): Insert the generate_element_init
26051 statements after the generate_element_zero statements.
26053 2008-01-02 Richard Guenther <rguenther@suse.de>
26055 PR middle-end/34093
26056 PR middle-end/31976
26057 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26058 for very large number of operands instead of ICEing.
26060 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26063 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26064 while stack probing.
26066 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26068 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26071 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26073 PR libmudflap/26442
26074 * tree-mudflap.c (mx_register_decls): Guard warning by
26075 !DECL_ARTIFICIAL check.
26077 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26079 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26080 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26081 sse5_perm<mode>): Fix constraints.